build(deps): update docker/build-push-action digest to 471d1dc

Author: renovate[bot]

.github/workflows/publish.yml

@@ -113,7 +113,7 @@ jobs:
         with:
           platforms: linux/amd64,linux/arm64
       - name: Build and publish model-server Docker image
-        uses: docker/build-push-action@0adf9959216b96bec444f325f1e493d4aa344497 # v6
+        uses: docker/build-push-action@471d1dc4e07e5cdedd4c2171150001c434f0b7a4 # v6
         with:
           context: ./model-server
           file: ./model-server/Dockerfile