update ci.yml

Author: jim4067

.github/workflows/ci.yml

@@ -17,7 +17,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: Run rustfmt
-    - run: cargo fmt -- --check
+      run: cargo fmt -- --check
     - name: Build
       run: cargo build --verbose
     - name: Run tests