Update docker/build-push-action digest to 471d1dc

Author: renovate[bot]

.github/workflows/docker-publish.yml

@@ -70,7 +70,7 @@ jobs:
       # https://github.com/docker/build-push-action
       - name: Build and push Docker image
         id: build-and-push
-        uses: docker/build-push-action@c56af957549030174b10d6867f20e78cfd7debc5
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4
         with:
           context: .
           push: ${{ github.event_name != 'pull_request' }}