fix Apple Silicon runner image identifier

Signed-off-by: Anjan Roy <[email protected]>

.github/workflows/test_ci.yml

@@ -12,18 +12,11 @@ jobs:
  runs-on: ${{matrix.os}}
  strategy:
  matrix:
- os: [ubuntu-latest, 
- macos-latest, # Intel Mac
- macos-latest-xlarge # Apple M1 Mac
- ]
+ # From https://github.com/actions/runner-images#available-images
+ os: [ubuntu-latest, macos-13, macos-13-xl]
 
  steps:
  - uses: actions/checkout@v4
- # From https://github.com/marketplace/actions/actions-setup-cmake
- - name: Setup CMake
- uses: jwlawson/[email protected]
- with:
- cmake-version: 'latest'
  - name: Setup Google-Test
  run: |
  pushd ~