Remove unnecessary action from ShowRepliesButton

osu.Game/Overlays/Comments/Buttons/ShowRepliesButton.cs

@@ -1,7 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-using System;
 using Humanizer;
 using osu.Framework.Bindables;
 using osu.Framework.Input.Events;
@@ -10,8 +9,6 @@ namespace osu.Game.Overlays.Comments.Buttons
 {
     public class ShowRepliesButton : CommentRepliesButton
     {
-        public Action Action;
-
         public readonly BindableBool Expanded = new BindableBool(true);
 
         public ShowRepliesButton(int count)
@@ -28,7 +25,6 @@ namespace osu.Game.Overlays.Comments.Buttons
         protected override bool OnClick(ClickEvent e)
         {
             Expanded.Toggle();
-            Action?.Invoke();
             return base.OnClick(e);
         }
     }