Bump docker/build-push-action from 6.14.0 to 6.15.0 (#3091)

[//]: # (dependabot-start)
⚠️  **Dependabot is rebasing this PR** ⚠️ 

Rebasing might not happen immediately, so don't worry if this takes some
time.

Note: if you make any changes to this PR yourself, they will take
precedence over the rebase.

---

[//]: # (dependabot-end)

Bumps
[docker/build-push-action](https://github.com/docker/build-push-action)
from 6.14.0 to 6.15.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/docker/build-push-action/releases">docker/build-push-action's
releases</a>.</em></p>
<blockquote>
<h2>v6.15.0</h2>
<ul>
<li>Bump <code>@​docker/actions-toolkit</code> from 0.55.0 to 0.56.0 in
<a
href="https://github.com/docker/build-push-action/pull/1330">docker/build-push-action#1330</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/docker/build-push-action/compare/v6.14.0...v6.15.0">https://github.com/docker/build-push-action/compare/v6.14.0...v6.15.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/docker/build-push-action/commit/471d1dc4e07e5cdedd4c2171150001c434f0b7a4"><code>471d1dc</code></a>
Merge pull request <a
href="https://github.com/docker/build-push-action/issues/1330">#1330</a>
from docker/dependabot/npm_and_yarn/docker/actions-t...</li>
<li><a
href="https://github.com/docker/build-push-action/commit/b89ff0a6f27deae3d7f5803e80f1de9415b673c8"><code>b89ff0a</code></a>
chore: update generated content</li>
<li><a
href="https://github.com/docker/build-push-action/commit/1e3ae3a4d3bba144fbd440e91219e1cd3bc38d69"><code>1e3ae3a</code></a>
chore(deps): Bump <code>@​docker/actions-toolkit</code> from 0.55.0 to
0.56.0</li>
<li><a
href="https://github.com/docker/build-push-action/commit/b16f42f92abaeb7610fd7fc99ab230d13e79e275"><code>b16f42f</code></a>
Merge pull request <a
href="https://github.com/docker/build-push-action/issues/1325">#1325</a>
from crazy-max/buildx-edge</li>
<li><a
href="https://github.com/docker/build-push-action/commit/dc0fea5e62c3379ed8d79ee70c09796499a5f799"><code>dc0fea5</code></a>
ci: update buildx to edge and buildkit to latest</li>
<li>See full diff in <a
href="https://github.com/docker/build-push-action/compare/0adf9959216b96bec444f325f1e493d4aa344497...471d1dc4e07e5cdedd4c2171150001c434f0b7a4">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=docker/build-push-action&package-manager=github_actions&previous-version=6.14.0&new-version=6.15.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
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</details>

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/PR-Demo-Comment.yml

@@ -121,7 +121,7 @@ jobs:
           password: ${{ secrets.DOCKER_HUB_API }}
 
       - name: Build and push PR-specific image
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6.14.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: ./Dockerfile

.github/workflows/push-docker.yml

@@ -90,7 +90,7 @@ jobs:
 
       - name: Build and push main Dockerfile
         id: build-push-regular
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6.14.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           builder: ${{ steps.buildx.outputs.name }}
           context: .
@@ -135,7 +135,7 @@ jobs:
 
       - name: Build and push Dockerfile-ultra-lite
         id: build-push-lite
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6.14.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         if: github.ref != 'refs/heads/main'
         with:
           context: .
@@ -166,7 +166,7 @@ jobs:
 
       - name: Build and push main Dockerfile fat
         id: build-push-fat
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6.14.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         if: github.ref != 'refs/heads/main'
         with:
           builder: ${{ steps.buildx.outputs.name }}

.github/workflows/testdriver.yml

@@ -46,7 +46,7 @@ jobs:
           password: ${{ secrets.DOCKER_HUB_API }}
 
       - name: Build and push test image
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6.14.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6.15.0
         with:
           context: .
           file: ./Dockerfile