Bump docker/build-push-action from 6.13.0 to 6.15.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.13.0 to 6.15.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@ca877d9...471d1dc)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/misc-publish-dev-docker.yml

@@ -29,7 +29,7 @@ jobs:
           password: ${{ secrets.CR_DEV_SECRET }}
 
       - name: Build and push
-        uses: docker/build-push-action@ca877d9245402d1537745e0e356eab47c3520991 # pin@v6.13.0
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # pin@v6.15.0
         with:
           push: true
           platforms: linux/amd64,linux/arm64