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://redirect.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="471d1dc4e0"><code>471d1dc</code></a>
Merge pull request <a
href="https://redirect.github.com/docker/build-push-action/issues/1330">#1330</a>
from docker/dependabot/npm_and_yarn/docker/actions-t...</li>
<li><a
href="b89ff0a6f2"><code>b89ff0a</code></a>
chore: update generated content</li>
<li><a
href="1e3ae3a4d3"><code>1e3ae3a</code></a>
chore(deps): Bump <code>@​docker/actions-toolkit</code> from 0.55.0 to
0.56.0</li>
<li><a
href="b16f42f92a"><code>b16f42f</code></a>
Merge pull request <a
href="https://redirect.github.com/docker/build-push-action/issues/1325">#1325</a>
from crazy-max/buildx-edge</li>
<li><a
href="dc0fea5e62"><code>dc0fea5</code></a>
ci: update buildx to edge and buildkit to latest</li>
<li>See full diff in <a
href="0adf995921...471d1dc4e0">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)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

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

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot merge` will merge this PR after your CI passes on it
- `@dependabot squash and merge` will squash and merge this PR after
your CI passes on it
- `@dependabot cancel merge` will cancel a previously requested merge
and block automerging
- `@dependabot reopen` will reopen this PR if it is closed
- `@dependabot close` will close this PR and stop Dependabot recreating
it. You can achieve the same result by closing it manually
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore this major version` will close this PR and stop
Dependabot creating any more for this major version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this minor version` will close this PR and stop
Dependabot creating any more for this minor version (unless you reopen
the PR or upgrade to it yourself)
- `@dependabot ignore this dependency` will close this PR and stop
Dependabot creating any more for this dependency (unless you reopen the
PR or upgrade to it yourself)


</details>

Signed-off-by: dependabot[bot] <support@github.com>
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