Allow input to fall through flashing messages

This is for parity with the original game

src/resources/sound_effects.rs

@@ -38,6 +38,7 @@ pub struct SoundEffects {
     pub slow_hit: SoundSamples,
     pub medium_hit: SoundSamples,
     pub fast_hit: SoundSamples,
+    pub pause: SoundSamples,
     rng: RandomNumberGenerator,
 }
 
@@ -153,6 +154,19 @@ impl SoundEffects {
                     duration: Duration::from_millis(25),
                 }],
             }),
+            pause: sound_output.render_sound_effect(&SoundEffect {
+                sounds: {
+                    let mut sounds = vec![Sound {
+                        sound_type: SoundType::Tone(500),
+                        duration: Duration::from_millis(100),
+                    }];
+                    sounds.extend((100..=200).rev().step_by(10).map(|x| Sound {
+                        sound_type: SoundType::Tone(x),
+                        duration: Duration::from_millis(20),
+                    }));
+                    sounds
+                },
+            }),
             rng: RandomNumberGenerator::new(),
         }
     }