[修复]1. 修复链表函数返回值内容错误的问题

Author: AlianBlank

Runtime/Network/Network/NetworkManager.NetworkChannelBase.cs

@@ -319,8 +319,9 @@ public virtual void Update(float elapseSeconds, float realElapseSeconds)
             /// </summary>
             private void ProcessInvokingNotifyMessage()
             {
-                while (m_ExecutionNotifyMessageLinkedList.TryRemoveFirst(out var handler))
+                while (m_ExecutionNotifyMessageLinkedList.First != null)
                 {
+                    var handler = m_ExecutionNotifyMessageLinkedList.First;
                     try
                     {
                         handler.Value.Invoke();
@@ -329,6 +330,10 @@ private void ProcessInvokingNotifyMessage()
                     {
                         Log.Fatal(e);
                     }
+                    finally
+                    {
+                        m_ExecutionNotifyMessageLinkedList.RemoveFirst();
+                    }
                 }
             }