ci: use MacOS 15 for building M1 wheels

Author: thegamecracks

.github/workflows/build_wheels.yml

@@ -46,7 +46,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
+        os: [ubuntu-latest, windows-latest, macos-13, macos-latest]
 
     steps:
       - name: Checkout repository