On Windows, using `bpy.data.orphans_purge` with some arguments (eg: `do_recursive=True`) does not produce the expected results. This is due to arguments not being parsed correctly on this platform with the current code. The proposed fix is based on how other functions with boolean attributes are exposed to the Python API. Reviewed By: #python_api, mont29 Maniphest Tasks: T89733 Differential Revision: https://developer.blender.org/D11963