Update docker/setup-buildx-action digest to 4c0219f

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -52,7 +52,7 @@ jobs:
             type=semver,pattern={{major}}.{{minor}}
 
       - name: Set up Docker Buildx
-        uses: docker/setup-buildx-action@8c0edbc76e98fa90f69d9a2c020dcb50019dc325 # tag=v2
+        uses: docker/setup-buildx-action@4c0219f9ac95b02789c1075625400b2acbff50b1 # v2
 
       - name: push
         uses: docker/build-push-action@c56af957549030174b10d6867f20e78cfd7debc5 # tag=v3.2.0