Fix stunbaton stun sounds (#9511)

Content.Server/Damage/Events/StaminaDamageOnHitAttemptEvent.cs

@@ -1,3 +1,5 @@
+using Content.Shared.Sound;
+
 namespace Content.Server.Damage.Events;
 
 /// <summary>
@@ -7,4 +9,5 @@ namespace Content.Server.Damage.Events;
 public struct StaminaDamageOnHitAttemptEvent
 {
     public bool Cancelled;
+    public SoundSpecifier? HitSoundOverride;
 }

Content.Server/Damage/Systems/StaminaSystem.cs

@@ -59,6 +59,7 @@ public sealed class StaminaSystem : EntitySystem
 
         if (ev.Cancelled) return;
 
+        args.HitSoundOverride = ev.HitSoundOverride;
         var stamQuery = GetEntityQuery<StaminaComponent>();
         var toHit = new ValueList<StaminaComponent>();