GitHub Actions: update macOS runner

Author: magiblot

.github/workflows/cmake.yml

@@ -224,7 +224,7 @@ jobs:
 
   build-macos-clang:
     name: MacOS (Clang)
-    runs-on: macos-12
+    runs-on: macos-14
     steps:
     - uses: actions/checkout@v4