Fix #222 [ci skip]

In general this isn't a bug or inaccuracy, because in the vanilla it's normal behaviour. But since most of the pause menu entries don't working during the intro, this had to be fixed anyway

src/scene/game_scene.rs

@@ -1792,7 +1792,7 @@ impl Scene for GameScene {
                 state.next_scene = Some(Box::new(TitleScene::new()));
             }
 
-            if self.player1.controller.trigger_menu_ok() {
+            if self.player1.controller.trigger_menu_ok() || self.player1.controller.trigger_menu_pause() {
                 state.next_scene = Some(Box::new(TitleScene::new()));
             }
         }