fix: remove old UIMessageFeed

Author: Elfi0Kuhndorf

Assets/Scripts/Gameplay/GameState/ServerPostGameState.cs

@@ -25,7 +25,7 @@ public class ServerPostGameState : GameStateBehaviour
         PostGameUI m_PostGameUI;
 
         [SerializeField]
-        MessageFeed m_MessageFeed;
+        UIMessageFeed m_MessageFeed;
 
         public override GameState ActiveState { get { return GameState.PostGame; } }