ci: update python-package workflow to use macos-15 runner

Author: Ljzd-PRO

.github/workflows/python-package.yml

@@ -42,7 +42,7 @@ jobs:
           - os: macos-latest
             arch: arm64
             python-arch: "x64"
-          - os: macos-13
+          - os: macos-15
             arch: x64
             python-arch: "x64"