build(deps): bump docker/build-push-action from 6.14.0 to 6.15.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.14.0 to 6.15.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6.14.0...v6.15.0)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/cd.yml

@@ -42,7 +42,7 @@ jobs:
             type=sha,priority=850,prefix=
       - name: Build and push Docker image
         id: push
-        uses: docker/build-push-action@v6.14.0
+        uses: docker/build-push-action@v6.15.0
         with:
           push: true
           tags: ${{ steps.meta.outputs.tags }}