squashed remaining bugs

scenes/result.py

@@ -164,6 +164,7 @@ class ResultScreen:
 
         self.fade_out.update(current_time)
         if self.fade_out.is_finished:
+            self.fade_out.update(current_time)
             return self.on_screen_end()
 
         if self.crown is not None:

scenes/song_select.py

@@ -2203,6 +2203,8 @@ class FileNavigator:
             return False
         favorites_path = self.favorite_folder.path / 'song_list.txt'
         lines = []
+        if not Path(favorites_path).exists():
+            Path(favorites_path).touch()
         with open(favorites_path, 'r', encoding='utf-8-sig') as song_list:
             for line in song_list:
                 line = line.strip()