chore(deps): update docker/setup-buildx-action action to v4

Author: renovate[bot]

.github/workflows/_container.yml

@@ -18,7 +18,7 @@ jobs:
 
       - name: Set up Docker Buildx
         id: buildx
-        uses: docker/setup-buildx-action@v3
+        uses: docker/setup-buildx-action@v4
 
       - name: Log in to GitHub Docker Registry
         if: github.event_name != 'pull_request'