Bump docker/build-push-action from 6.1.0 to 6.4.0 (fsouza#1680)

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.1.0 to 6.4.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@v6.1.0...v6.4.0)

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

.github/workflows/docker-push.yml

@@ -38,7 +38,7 @@ jobs:
           password: ${{ secrets.DOCKER_PASSWORD }}
 
       - name: build and push
-        uses: docker/build-push-action@v6.1.0
+        uses: docker/build-push-action@v6.4.0
         with:
           cache-from: fsouzaci/gha-cache:fake-gcs-server
           cache-to: fsouzaci/gha-cache:fake-gcs-server

.github/workflows/docker-tests.yml

@@ -19,7 +19,7 @@ jobs:
         uses: docker/setup-buildx-action@v3.3.0
 
       - name: build
-        uses: docker/build-push-action@v6.1.0
+        uses: docker/build-push-action@v6.4.0
         with:
           cache-from: fsouzaci/gha-cache:fake-gcs-server
           context: .