chore(actions)(deps): bump docker/build-push-action from 6.19.2 to 7.1.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.19.2 to 7.1.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](10e90e3645...bcafcacb16)

---
updated-dependencies:
- dependency-name: docker/build-push-action
  dependency-version: 7.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/docker-publish.yml

@@ -42,7 +42,7 @@ jobs:
       # `load: true` cannot export a multi-arch manifest to the local daemon.
       # The multi-arch build follows on push to main / release.
       - name: Build image (amd64, smoke test)
-        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8  # v6
+        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f  # v7.1.0
         with:
           context: .
           file: Dockerfile
@@ -76,7 +76,7 @@ jobs:
 
       - name: Push multi-arch image (main branch)
         if: github.event_name == 'push' && github.ref == 'refs/heads/main'
-        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8  # v6
+        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f  # v7.1.0
         with:
           context: .
           file: Dockerfile
@@ -88,7 +88,7 @@ jobs:
 
       - name: Push multi-arch image (release)
         if: github.event_name == 'release'
-        uses: docker/build-push-action@10e90e3645eae34f1e60eeb005ba3a3d33f178e8  # v6
+        uses: docker/build-push-action@bcafcacb16a39f128d818304e6c9c0c18556b85f  # v7.1.0
         with:
           context: .
           file: Dockerfile