Fix menu star fountains getting stuck looping sounds when leaving menu

- Alternative to / closes https://github.com/ppy/osu/pull/32565
- Closes https://github.com/ppy/osu/issues/32516

osu.Game/Screens/Menu/MainMenu.cs

@@ -20,6 +20,7 @@ using osu.Framework.Logging;
 using osu.Framework.Platform;
 using osu.Framework.Screens;
 using osu.Framework.Threading;
+using osu.Game.Audio;
 using osu.Game.Beatmaps;
 using osu.Game.Configuration;
 using osu.Game.Graphics;
@@ -45,7 +46,7 @@ using osu.Game.Localisation;
 
 namespace osu.Game.Screens.Menu
 {
-    public partial class MainMenu : OsuScreen, IHandlePresentBeatmap, IKeyBindingHandler<GlobalAction>
+    public partial class MainMenu : OsuScreen, IHandlePresentBeatmap, IKeyBindingHandler<GlobalAction>, ISamplePlaybackDisabler
     {
         public const float FADE_IN_DURATION = 300;
 
@@ -84,6 +85,10 @@ namespace osu.Game.Screens.Menu
         [Resolved(canBeNull: true)]
         private IDialogOverlay dialogOverlay { get; set; }
 
+        // used to stop kiai fountain samples when navigating to other screens
+        IBindable<bool> ISamplePlaybackDisabler.SamplePlaybackDisabled => samplePlaybackDisabled;
+        private readonly Bindable<bool> samplePlaybackDisabled = new Bindable<bool>();
+
         protected override BackgroundScreen CreateBackground() => new BackgroundScreenDefault();
 
         protected override bool PlayExitSound => false;
@@ -369,6 +374,8 @@ namespace osu.Game.Screens.Menu
 
             supporterDisplay
                 .FadeOut(500, Easing.OutQuint);
+
+            samplePlaybackDisabled.Value = true;
         }
 
         public override void OnResuming(ScreenTransitionEvent e)
@@ -389,6 +396,8 @@ namespace osu.Game.Screens.Menu
             bottomElementsFlow
                 .ScaleTo(1, 1000, Easing.OutQuint)
                 .FadeIn(1000, Easing.OutQuint);
+
+            samplePlaybackDisabled.Value = false;
         }
 
         public override bool OnExiting(ScreenExitEvent e)