fix: 添加消息处理器异常捕获并记录致命错误

在消息分发处理中添加try-catch块捕获异常，防止未处理异常导致程序崩溃，并通过LogHelper记录致命错误信息

Author: AlianBlank

GameFrameX.Hotfix/StartUp/AppStartUpHotfixGameByMain.cs

@@ -130,7 +130,14 @@ protected override async ValueTask PackageHandler(IAppSession appSession, IMessa
             }
 
             // 执行消息分发处理
-            await InvokeMessageHandler(handler, outerNetworkMessage.DeserializeMessageObject(), netWorkChannel);
+            try
+            {
+                await InvokeMessageHandler(handler, outerNetworkMessage.DeserializeMessageObject(), netWorkChannel);
+            }
+            catch (Exception exception)
+            {
+                LogHelper.Fatal(exception);
+            }
         }
     }