Update fastrl-docker.yml

.github/workflows/fastrl-docker.yml

@@ -64,7 +64,7 @@ jobs:
           ${{ runner.os }}-buildx-
 
     - name: Set up Docker Buildx
-      uses: docker/setup-buildx-action@v1
+      uses: docker/setup-buildx-action@v3
 
     - name: build and tag container
       run: |