Merge pull request #4536 from wekan/dependabot/github_actions/docker/metadata-action-4.0.1

Bump docker/metadata-action from 3.3.0 to 4.0.1

.github/workflows/docker-publish.yml

@@ -48,7 +48,7 @@ jobs:
       # https://github.com/docker/metadata-action
       - name: Extract Docker metadata
         id: meta
-        uses: docker/metadata-action@98669ae865ea3cffbcbaa878cf57c20bbf1c6c38
+        uses: docker/metadata-action@69f6fc9d46f2f8bf0d5491e4aabe0bb8c6a4678a
         with:
           images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}