Update cpp-macos.yml

Author: mpromonet

.github/workflows/cpp-macos.yml

@@ -15,7 +15,10 @@ jobs:
     - run: git fetch --prune --unshallow --tags
 
     - name: pkg
-      run: brew install cmake p7zip gcc openssl rtmpdump && brew link --force openssl
+      run: |
+          find /opt/homebrew
+          brew install cmake p7zip gcc openssl rtmpdump && brew link --force openssl
+          find /opt/homebrew
 
     - name: depot_tools
       run: |