build(deps): bump docker/metadata-action from 4 to 5

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
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/release.yml

@@ -102,7 +102,7 @@ jobs:
     - run: podman manifest inspect steward:manifest
     - name: metadata
       id: metadata
-      uses: docker/metadata-action@v4
+      uses: docker/metadata-action@v5
       with:
         images: ghcr.io/profianinc/steward
         tags: |