ci: update to macos-14 builders

Author: arekinath

.github/workflows/build-macos.yml

@@ -3,7 +3,7 @@ on: [push]
 
 jobs:
   build-macos12:
-    runs-on: macos-12
+    runs-on: macos-14
     steps:
       - uses: actions/checkout@v2
       - run: make && sudo make package