ci: install cgal for mac 14

Author: lachlangrose

.github/workflows/pypi.yml

@@ -35,7 +35,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip
           pip install cibuildwheel
-      - if: matrix.os == 'macos-latest'
+      - if: matrix.os == 'macos-latest' || matrix.os == 'macos-14'     
         run: | 
           brew install cgal
       - name: Build wheels