add macos-15

Author: kevinjqliu

.github/workflows/python-release.yml

@@ -34,7 +34,7 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ ubuntu-22.04, windows-2022, macos-13, macos-14 ]
+        os: [ ubuntu-22.04, windows-2022, macos-13, macos-14, macos-15 ]
 
     steps:
       - uses: actions/checkout@v4