py-platformdirs: updadted to 3.1.1

platformdirs 3.1.1 (2023-03-10)

site_cache_dir use /var/tmp instead of /var/cache on unix, as the later may be write protected

platformdirs 3.1.0 (2023-03-03)

Introduce site_cache_dir

platformdirs 3.0.1 (2023-03-02)

Add appdirs keyword to package

platformdirs 3.0.0 (2023-02-06)

BREAKING Changed the config directory on macOS to point to */Library/Application Support
macOS: remove erroneous trailing slash from user_config_dir and user_data_dir

(adam)