Merge https://github.com/pypa/distutils into feature/distutils-f3b225449

Author: jaraco

setuptools/_distutils/spawn.py

@@ -31,7 +31,7 @@ def _inject_macos_ver(env: Mapping[str:str] | None) -> Mapping[str:str] | None:
     if platform.system() != 'Darwin':
         return env
 
-    from distutils.util import MACOSX_VERSION_VAR, get_macosx_target_ver
+    from .util import MACOSX_VERSION_VAR, get_macosx_target_ver
 
     target_ver = get_macosx_target_ver()
     update = {MACOSX_VERSION_VAR: target_ver} if target_ver else {}