Blaze: Ad destination screen

[0nko]

Implements #10684, a subtask of #10665.

To test:

1. Start a Blaze campaign
2. Select a product
3. Tap on Promote button
4. Tap on Ad destination
5. Notice the Ad destination screen is opened

[dangermattic]

	1 Warning
⚠️	Class BlazeCampaignCreationAdDestinationViewModel is missing tests, but unit-tests-exemption label was set to ignore this.

Generated by 🚫 Danger

[wpmobilebot]

📲 You can test the changes from this Pull Request in WooCommerce Android by scanning the QR code below to install the corresponding build.

	App Name	WooCommerce Android
	Flavor	Jalapeno
	Build Type	Debug
	Commit	480c291
	Direct Download	woocommerce-prototype-build-pr10685-480c291.apk

[codecov-commenter]

Codecov Report

Attention: 223 lines in your changes are missing coverage. Please review.

Comparison is base (7d59059) 41.56% compared to head (480c291) 41.44%.
Report is 21 commits behind head on trunk.

Files	Patch %	Lines
...s/BlazeCampaignTargetLocationSelectionViewModel.kt	0.00%	92 Missing ⚠️
...blaze/creation/targets/TargetSelectionViewState.kt	0.00%	37 Missing ⚠️
...n/preview/BlazeCampaignCreationPreviewViewModel.kt	0.00%	24 Missing ⚠️
...om/woocommerce/android/ui/blaze/BlazeRepository.kt	0.00%	22 Missing ⚠️
...n/targets/BlazeCampaignTargetSelectionViewModel.kt	0.00%	19 Missing ⚠️
...ion/BlazeCampaignCreationAdDestinationViewModel.kt	0.00%	15 Missing ⚠️
...m/woocommerce/android/extensions/FlowExtensions.kt	0.00%	8 Missing ⚠️
...blaze/creation/targets/TargetSelectionViewModel.kt	0.00%	3 Missing ⚠️
...ce/android/ui/compose/component/MultiSelectList.kt	0.00%	3 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##              trunk   #10685      +/-   ##
============================================
- Coverage     41.56%   41.44%   -0.13%     
  Complexity     5009     5009              
============================================
  Files          1010     1014       +4     
  Lines         58071    58242     +171     
  Branches       7735     7752      +17     
============================================
  Hits          24140    24140              
- Misses        31786    31957     +171     
  Partials       2145     2145              

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[JorgeMucientes]

Nice work, @0nko; the code looks good and works as expected.