Testing fix for MacOS CI Process (#5250)

Might not work. But can't be worse than it is already.

Author: amaschas

.github/workflows/macos.yml

@@ -17,6 +17,7 @@ jobs:
     - name: brew
       run: |
         brew config
+        brew update && (brew list cmake || brew install cmake)
         brew tap viamrobotics/brews
         brew install pkg-config
         brew install nlopt-static

.github/workflows/pullrequest-trusted.yml

@@ -76,7 +76,7 @@ jobs:
       GCP_CREDENTIALS: ${{ secrets.GCP_CREDENTIALS }}
 
   macos:
-    uses: viamrobotics/rdk/.github/workflows/macos.yml@main
+    uses: viamrobotics/rdk/.github/workflows/macos.yml@testing-ci-fix
 
   license_finder:
     uses: viamrobotics/rdk/.github/workflows/license_finder.yml@main