Deprecate the term provider

[shenglol]

It's been several months since the provider keyword was marked as deprecated. Now is the time to fully deprecate it.

• Removed the provider keyword.
• Removed the publish-provider command.
• Removed the related diagnostic (BCP381).

Closes #14374.

Microsoft Reviewers: Open in CodeFlow

[github-actions]

Test this change out locally with the following install scripts (Action run 12776395361)

VSCode

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-vsix.sh) --run-id 12776395361

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-vsix.ps1) } -RunId 12776395361"

Azure CLI

• Mac/Linux

  bash <(curl -Ls https://aka.ms/bicep/nightly-cli.sh) --run-id 12776395361

• Windows

  iex "& { $(irm https://aka.ms/bicep/nightly-cli.ps1) } -RunId 12776395361"

[github-actions]

Dotnet Test Results

    78 files   -     39      78 suites   - 39   31m 58s ⏱️ - 21m 36s
11 588 tests  -     28  11 588 ✅  -     28  0 💤 ±0  0 ❌ ±0 
26 908 runs   - 13 455  26 908 ✅  - 13 455  0 💤 ±0  0 ❌ ±0 

Results for commit 7265b7d. ± Comparison against base commit 2808f38.

This pull request removes 1844 and adds 630 tests. Note that renamed tests count towards both.

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		nestedProp2: 2
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		prop2: false
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	prop2: false
…

Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000
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<����<ϛ�\u000b\u001dC�v\u0000\u000c\u0000\u0000,"Value cannot be null. (Parameter 'source')")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000
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�[�0d���tg�mi\u000fe�ri�H9�\u001bx\u0019�h=@�\u000c�\u000b0��WX2̾Ɉ��l�WY�\u001f$Lb�SU\u0016�ef�́8A�������=L��;\u0016��������]\u0018��\u0006־h4�����D��\u000f \u0018�&�J ����>��d�������A\u0014EQ��'�=$G\u0000\u000c\u0000\u0000,"The path: index.json was not found in artifact contents")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000
��M\u000b�0\u0018\u0007��\u0014�\u0007�{y�2�\u0010t�\u0008\u000b��1r��\u0016j �囇�t�%h��\u0007�l�?��U��*�E���3\u000f��\u0011�\u0007h]oPS�� "��\u00089ux��*�(c����tT�f:���s�\u0003\u0002\u00188����ҹ�D\u0003箪K�扮��Mw��=�\u0019�n�\u0017\u001c�0���@�`\u0014L�}\u0001M�G�����F�q��V��a\u0017�\u000b���S�dY�e
�\u0005\u0008�<0\u0000\u000c\u0000\u0000,"'7' is an invalid end of a number. Expected a delimiter. Path: $.INVALID_JSON | LineNumber: 0 | BytePositionInLine: 20.")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000\u0003��K
�0\u0010\u0006�=E�\u0001b�<+t�Fp�\u0001b;b���V(�w7]��\u00167}\u0008�[f~�	aB�{�n��PՄK\u0011�	\u001a\u001bu�\u0010��\u001d&4b��"���\u0008�v�Iz���Vn�9z���`�d9�LseBn\u0018'܄4\u0012b�j�P�E���9Ί\u0014Zr�oE\u0017χ�K_�\u001b�y��z|���\u0005r��`\��JD���x��������P@[B�@���\u0008U��'{���l��y�t^\u0012��\u0000\u000c\u0000\u0000,"Value cannot be null. (Parameter 'source')")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000\u0003���
�0\u000c\u0007�}�=A�4M;\u000f�{�\u0015�\u000e�`��
\u0007��\u001d\u0004\u000f\u001b^�&�߱!$%�e�uݦp��ZKb�N��\u001a\u0004F���\u001e2
�/ �2\u001b!�n�M\u0006�u�a�9f� �%�9�E��L�(C�DlؘU��Fk�\\s�[�����S]���\u001ckX��Ѡ��}kƧ�\u0003(��j$V\u0000\u001c�ʆ�ϒ�?�����\u0006Q\u0014E�\u0012�\u0001\��\u0000\u000c\u0000\u0000,"The path: index.json was not found in artifact contents")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Bicep_compiler_handles_corrupted_extension_package_gracefully (\u001f�\u0008\u0000\u0000\u0000\u0000\u0000\u0000\u0003���\u000b�0\u0014\u0007��+�?`��f�!�\u0011\u0016\u0004]c� \u0003-�@�o\u001e���E-h����1�\u000f\u0006;ݬ�NMYA�Y\u0018@04d	�:�[�I��\u000b\u0002HrA\u0001��'�p�j]�Q������t��&�
E��\u0014R!�
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�Tע-��ʿ�L�������)��0`w\u0000Ô\u0013�8@��6��d�����������z�M��g7�gr\u001c�q��\u0004�7-�\u0000\u000c\u0000\u0000,"'7' is an invalid end of a number. Expected a delimiter. Path: $.INVALID_JSON | LineNumber: 0 | BytePositionInLine: 20.")
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Repository_not_found_in_registry (ArtifactRegistryAddress { RegistryAddress = mcr.microsoft.com, RepositoryPath = unknown/path/az, ExtensionVersion = 0.0.0-placeholder },Azure.RequestFailedException: The artifact does not exist in the registry.
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 138,[(BCP192, Error, Unable to restore the artifact with reference "br:mcr.microsoft.com/unknown/path/az:0.0.0-placeholder": The artifact does not exist in the registry.)])
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Repository_not_found_in_registry (ArtifactRegistryAddress { RegistryAddress = mcr.microsoft.com, RepositoryPath = unknown/path/az, ExtensionVersion = 0.0.0-placeholder },Azure.RequestFailedException: The artifact does not exist in the registry.
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 138,[(BCP192, Error, Unable to restore the artifact with reference "br:mcr.microsoft.com/unknown/path/az:0.0.0-placeholder": The artifact does not exist in the registry.)])
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Repository_not_found_in_registry (ArtifactRegistryAddress { RegistryAddress = unknown.registry.azurecr.io, RepositoryPath = bicep/extensions/az, ExtensionVersion = 0.0.0-placeholder },System.AggregateException: Retry failed after 4 tries. Retry settings can be adjusted in ClientOptions.Retry or by configuring a custom retry policy in ClientOptions.RetryPolicy. (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443))
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.<>c__DisplayClass4_0.<<PullArtifactAsync>g__DownloadManifestInternalAsync|0>d.MoveNext() in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 44
--- End of stack trace from previous location ---
   at Bicep.Core.Registry.AzureContainerRegistryManager.PullArtifactAsync(RootConfiguration configuration, IOciArtifactReference artifactReference) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 51
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.<>c__DisplayClass4_0.<<PullArtifactAsync>g__DownloadManifestInternalAsync|0>d.MoveNext() in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 44
--- End of stack trace from previous location ---
   at Bicep.Core.Registry.AzureContainerRegistryManager.PullArtifactAsync(RootConfiguration configuration, IOciArtifactReference artifactReference) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/AzureContainerRegistryManager.cs:line 63
   at Bicep.Core.Registry.OciArtifactRegistry.TryRestoreArtifactAsync(RootConfiguration configuration, OciArtifactReference reference) in /home/runner/work/bicep/bicep/src/Bicep.Core/Registry/OciArtifactRegistry.cs:line 495,[(BCP192, Error, Unable to restore the artifact with reference "br:unknown.registry.azurecr.io/bicep/extensions/az:0.0.0-placeholder": Retry failed after 4 tries. Retry settings can be adjusted in ClientOptions.Retry or by configuring a custom retry policy in ClientOptions.RetryPolicy. (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)))])
Bicep.Core.IntegrationTests.AzTypesViaRegistryTests ‑ Repository_not_found_in_registry (ArtifactRegistryAddress { RegistryAddress = unknown.registry.azurecr.io, RepositoryPath = bicep/extensions/az, ExtensionVersion = 0.0.0-placeholder },System.AggregateException: Retry failed after 4 tries. Retry settings can be adjusted in ClientOptions.Retry or by configuring a custom retry policy in ClientOptions.RetryPolicy. (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443))
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.<>c__DisplayClass4_0.<<PullArtifactAsync>g__DownloadManifestInternalAsync|0>d.MoveNext() in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 44
--- End of stack trace from previous location ---
   at Bicep.Core.Registry.AzureContainerRegistryManager.PullArtifactAsync(RootConfiguration configuration, IOciArtifactReference artifactReference) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 51
   at Bicep.Core.Registry.AzureContainerRegistryManager.DownloadManifestAndLayersAsync(IOciArtifactReference artifactReference, ContainerRegistryContentClient client) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 138
   at Bicep.Core.Registry.AzureContainerRegistryManager.<>c__DisplayClass4_0.<<PullArtifactAsync>g__DownloadManifestInternalAsync|0>d.MoveNext() in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 44
--- End of stack trace from previous location ---
   at Bicep.Core.Registry.AzureContainerRegistryManager.PullArtifactAsync(RootConfiguration configuration, IOciArtifactReference artifactReference) in D:\a\bicep\bicep\src\Bicep.Core\Registry\AzureContainerRegistryManager.cs:line 63
   at Bicep.Core.Registry.OciArtifactRegistry.TryRestoreArtifactAsync(RootConfiguration configuration, OciArtifactReference reference) in D:\a\bicep\bicep\src\Bicep.Core\Registry\OciArtifactRegistry.cs:line 495,[(BCP192, Error, Unable to restore the artifact with reference "br:unknown.registry.azurecr.io/bicep/extensions/az:0.0.0-placeholder": Retry failed after 4 tries. Retry settings can be adjusted in ClientOptions.Retry or by configuring a custom retry policy in ClientOptions.RetryPolicy. (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)) (No such host is known. (unknown.registry.azurecr.io:443)))])
…

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