Avoid clearing the screen when exiting a kitten as its not needed any more

kittens/runner.py

@@ -86,14 +86,12 @@ def launch(args: List[str]) -> None:
     del args[:2]
     args = [kitten] + args
     os.environ['KITTY_CONFIG_DIRECTORY'] = config_dir
-    from kittens.tui.operations import Mode, clear_screen, reset_mode
     set_debug(kitten)
     m = import_kitten_main_module(config_dir, kitten)
     try:
         result = m['start'](args)
     finally:
         sys.stdin = sys.__stdin__
-    print(reset_mode(Mode.ALTERNATE_SCREEN) + clear_screen(), end='')
     if result is not None:
         import json
         import base64