switch ci to macos arm

Author: altendky

.github/workflows/ci.yml

@@ -76,7 +76,7 @@ jobs:
             runs-on: windows-latest
             python_platform: win32
           - name: 🍎
-            runs-on: macos-12
+            runs-on: macos-latest
             python_platform: darwin
         python:
           - name: CPython 2.7