Update docker/setup-qemu-action action to v3 (#8)

.github/workflows/docker.yml

@@ -17,7 +17,7 @@ jobs:
           submodules: recursive
       -
         name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@v3
       -
         name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v2