Bump docker/metadata-action from 4.1.1 to 4.2.0

Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 4.1.1 to 4.2.0.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Commits](57396166ad...05d22bf317)

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

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

.github/workflows/docker.yml

@@ -35,7 +35,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@57396166ad8aefe6098280995947635806a0e6ea
+        uses: docker/metadata-action@05d22bf31770de02e20c67c70365453e00227f61
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           flavor: latest=${{ github.ref == 'refs/heads/master' }}