MAINT: use pathlib.Path.as_posix in _WheelBuilder._install_path

Signed-off-by: Filipe Laíns <[email protected]>

Author: FFY00

mesonpy/__init__.py

@@ -467,7 +467,7 @@ def _install_path(
         Some files might need to be fixed up to set the RPATH to the internal
         library directory on Linux wheels for eg.
         """
-        location = os.fspath(destination).replace(os.path.sep, '/')
+        location = destination.as_posix()
         counter.update(location)
 
         # fix file