build: bump docker/build-push-action from 6.10.0 to 6.12.0 (#230)

Author: dependabot[bot]

.github/workflows/clang-format-image.yml

@@ -67,7 +67,7 @@ jobs:
  with:
  images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
  - name: Build and push Docker image
- uses: docker/build-push-action@v6.10.0
+ uses: docker/build-push-action@v6.12.0
  with:
  context: .
  file: "clang-format-docker/Dockerfile"