Bump docker/metadata-action from 4 to 5 (#1286)

Bumps [docker/metadata-action](https://github.com/docker/metadata-action) from 4 to 5.
- [Release notes](https://github.com/docker/metadata-action/releases)
- [Upgrade guide](https://github.com/docker/metadata-action/blob/master/UPGRADE.md)
- [Commits](docker/metadata-action@v4...v5)

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

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Author: dependabot[bot]

.github/workflows/release_docker.yaml

@@ -36,7 +36,7 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker Hub
         id: meta_dockerhub
-        uses: docker/metadata-action@v4
+        uses: docker/metadata-action@v5
         with:
           images: "openml/openml-python"