Merge pull request #1954 from goblint/dependabot/github_actions/docker/metadata-action-6

Bump docker/metadata-action from 5 to 6

Author: sim642

.github/workflows/docker.yml

@@ -49,7 +49,7 @@ jobs:
 
       - name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@v5
+        uses: docker/metadata-action@v6
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
           tags: |