ci: update docker/metadata-action action to v6.1.0

Author: renovate[bot]

.github/workflows/release-docker.yaml

@@ -34,7 +34,7 @@ jobs:
 
       - name: Docker metadata
         id: meta
-        uses: docker/metadata-action@v6.0.0
+        uses: docker/metadata-action@v6.1.0
         with:
           images: ${{ env.IMAGE }}
           tags: |