chore: bump docker/build-push-action from 6.6.1 to 6.7.0

Bumps [docker/build-push-action](https://github.com/docker/build-push-action) from 6.6.1 to 6.7.0.
- [Release notes](https://github.com/docker/build-push-action/releases)
- [Commits](docker/build-push-action@16ebe77...5cd11c3)

---
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/release.yaml

@@ -474,7 +474,7 @@ jobs:
 
       - name: Build Docker Concrete-ML Image
         if: ${{ success() && !cancelled() }}
-        uses: docker/build-push-action@16ebe778df0e7752d2cfcbd924afdbbd89c1a755
+        uses: docker/build-push-action@5cd11c3a4ced054e52742c5fd54dca954e0edd85
         with:
           context: .
           file: docker/Dockerfile.release