Switch screen for drawing orders in GUI

The screen parameter for the draw_orders function has been changed from game_screen to main_window. This should ensure the orders will appear in the main application window instead of a separate game-specific screen, enhancing user interaction and visibility.

overcooked_simulator/gui_2d_vis/overcooked_gui.py

@@ -341,7 +341,7 @@ class PyGameGUI:
         self.update_remaining_time(state["remaining_time"])
 
         self.vis.draw_orders(
-            screen=self.game_screen,
+            screen=self.main_window,
             state=state,
             grid_size=self.grid_size,
             width=self.game_width,