feat(MyMsgLogin):增加账号被封禁时的错误提示

Plain Craft Launcher 2/Pages/PageLaunch/MyMsgLogin.xaml.vb

@@ -125,6 +125,8 @@
                 ElseIf ex.Message.Contains("expired_token") Then
                     Finished(New Exception("$登录用时太长啦，重新试试吧！"))
                     Return
+                ElseIf ex.Message.Contains("abuse") Then
+                    Finished(New Exception("该账号已被封禁，无法登录"))
                 ElseIf ex.Message.Contains("AADSTS70000") Then '可能不能判 “invalid_grant”，见 #269
                     Finished(New RestartException)
                     Return