Update c-cpp.yml

Author: uNetworkingAB

.github/workflows/c-cpp.yml

@@ -37,7 +37,7 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - name: install libuv
-      run: brew install libuv
+      run: brew reinstall libuv
     - name: build examples
       run: WITH_LIBUV=1 WITH_ASAN=1 make examples
     - name: run test