Bump crazy-max/ghaction-docker-meta from 5.5.1 to 5.6.1 (#2)

Bumps [crazy-max/ghaction-docker-meta](https://github.com/crazy-max/ghaction-docker-meta) from 5.5.1 to 5.6.1.
- [Release notes](https://github.com/crazy-max/ghaction-docker-meta/releases)
- [Commits](docker/metadata-action@v5.5.1...v5.6.1)

---
updated-dependencies:
- dependency-name: crazy-max/ghaction-docker-meta
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/release.yml

@@ -49,7 +49,7 @@ jobs:
 
       - name: Docker meta
         id: docker_meta
-        uses: crazy-max/ghaction-docker-meta@v5.5.1
+        uses: crazy-max/ghaction-docker-meta@v5.6.1
         with:
           images: ${{ secrets.RELEASE_REGISTRY }}/xnet
           tags: |