Update docker/metadata-action action to v6

.gitea/workflows/docker-build-and-push.yml

@@ -46,21 +46,21 @@ jobs:
           driver-opts: image=moby/buildkit:v0.23.2@sha256:ddd1ca44b21eda906e81ab14a3d467fa6c39cd73b9a39df1196210edcb8db59e
       - 
         name: Login to GitHub Container Registry
-        uses: docker/login-action@v4.0.0
+        uses: docker/login-action@v3.7.0
         with:
           registry: ghcr.io
           username: ${{ vars.GH_USERNAME }}
           password: ${{ secrets.GH_TOKEN }}
       - 
         name: Login to Docker Hub
-        uses: docker/login-action@v4.0.0
+        uses: docker/login-action@v3.7.0
         with:
           username: ${{ vars.DOCKERHUB_USERNAME }}
           password: ${{ secrets.DOCKERHUB_TOKEN }}
       - 
         name: Extract metadata (tags, labels) for Docker
         id: meta
-        uses: docker/metadata-action@v5.10.0
+        uses: docker/metadata-action@v6.0.0
         with:
           images: |
             ghcr.io/${{ vars.GH_USERNAME }}/icons