Merge pull request #71 from phpDocumentor/dependabot/github_actions/docker/setup-buildx-action-4

github-actions(deps): bump docker/setup-buildx-action from 3 to 4

Author: github-actions[bot]

.github/workflows/docs.yml

@@ -39,7 +39,7 @@ jobs:
         uses: "docker/setup-qemu-action@v3"
 
       - name: "Set up Docker Buildx"
-        uses: "docker/setup-buildx-action@v3"
+        uses: "docker/setup-buildx-action@v4"
 
       - name: "Login to Docker Hub"
         uses: "docker/login-action@v4"