Update docker/setup-qemu-action action to v2 (#128)

Author: renovate[bot]

.github/workflows/push.yml

@@ -21,7 +21,7 @@ jobs:
         with:
           go-version: ${{ env.GO_VERSION }}
       - name: Set up QEMU
-        uses: docker/setup-qemu-action@v1
+        uses: docker/setup-qemu-action@v2
       - name: Set up Docker Buildx
         uses: docker/setup-buildx-action@v1
       - name: Cache Go modules