Merge pull request #5 from faucetsdn/renovate/crazy-max-ghaction-docker-buildx-3.x

Update crazy-max/ghaction-docker-buildx action to v3

Author: gizmoguy

.github/workflows/release.yml

@@ -14,7 +14,7 @@ jobs:
         uses: actions/checkout@v2
       - name: Set up docker buildx
         id: buildx
-        uses: crazy-max/ghaction-docker-buildx@v1
+        uses: crazy-max/ghaction-docker-buildx@v3
         with:
           buildx-version: latest
           qemu-version: latest