Fixed a typo in utils.py.

utils.py

@@ -230,7 +230,7 @@ class Game:
     
     def exit(self):
         """Clean up and exit the game."""
-        if self._speech and self.speech.provider_name == "speechd":
+        if self._speech and self.speech.providerName == "speechd":
             self.speech.close()
         pygame.mixer.music.stop()
         pygame.quit()