Update cpp-macos.yml

Author: mpromonet

.github/workflows/cpp-macos.yml

@@ -17,10 +17,8 @@ jobs:
 
     - name: pkg
       run: |
-          find /Library/Developer
-          find /opt/homebrew
+          brew pin cmake
           brew install cmake p7zip gcc openssl rtmpdump && brew link --force openssl
-          find /opt/homebrew
 
     - name: depot_tools
       run: |