Merge pull request #4720 from wekan/dependabot/github_actions/docker/build-push-action-3.2.0

Bump docker/build-push-action from 3.1.1 to 3.2.0

.github/workflows/docker-publish.yml

@@ -55,7 +55,7 @@ jobs:
       # Build and push Docker image with Buildx (don't push on PR)
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
-        uses: docker/build-push-action@c84f38281176d4c9cdb1626ffafcd6b3911b5d94
+        uses: docker/build-push-action@c56af957549030174b10d6867f20e78cfd7debc5
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}