Stlib

- Fix shutdown errors
- [client] Fix calls to steam_api submodules
- [client] Call SteamAPI shutdown method before shutdown SteamAPIExecutor
- [steamworks] Omit undesired logging output
- Add support to Python 3.11

- [community] Fix getting last badge page
- [community] Add 'get_last_played_game' method

- [client] Add "is_running" method
- [steamworks] Add pointers to SteamUser interface
- Fix TimeoutError not being caught by auto recovery

- Retry forever at connector errors when auto recovery is enabled

- Add auto recovery support to connector errors as well
- Increase try count for response errors

- [plugins] Add "add_search_paths" method
- [plugins] Add "get_available_plugins" method
- [plugins] Fix plugin manager being created too early
- Fix docs