Bug: pydantic.error_wrappers.ValidationError: 1 validation error for HeartbeatMetaEvent

[mzdluo123]

描述问题：

01-06 11:45:22 [DEBUG] nonebot | CQHTTP | Event Parser Error
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "c:\programdata\anaconda3\lib\multiprocessing\spawn.py", line 116, in spawn_main
    exitcode = _main(fd, parent_sentinel)
  File "c:\programdata\anaconda3\lib\multiprocessing\spawn.py", line 129, in _main
    return self._bootstrap(parent_sentinel)
  File "c:\programdata\anaconda3\lib\multiprocessing\process.py", line 315, in _bootstrap
    self.run()
  File "c:\programdata\anaconda3\lib\multiprocessing\process.py", line 108, in run
    self._target(*self._args, **self._kwargs)
  File "C:\Users\mzdlu\AppData\Local\pypoetry\Cache\virtualenvs\wowbot-sn9JIuQp-py3.8\lib\site-packages\uvicorn\subprocess.py", line 62, in subprocess_started
    target(sockets=sockets)
  File "C:\Users\mzdlu\AppData\Local\pypoetry\Cache\virtualenvs\wowbot-sn9JIuQp-py3.8\lib\site-packages\uvicorn\main.py", line 390, in run
    loop.run_until_complete(self.serve(sockets=sockets))
  File "c:\programdata\anaconda3\lib\asyncio\base_events.py", line 603, in run_until_complete
    self.run_forever()
  File "c:\programdata\anaconda3\lib\asyncio\base_events.py", line 570, in run_forever
    self._run_once()
  File "c:\programdata\anaconda3\lib\asyncio\base_events.py", line 1859, in _run_once
    handle._run()
  File "c:\programdata\anaconda3\lib\asyncio\events.py", line 81, in _run
    self._context.run(self._callback, *self._args)
> File "C:\Users\mzdlu\AppData\Local\pypoetry\Cache\virtualenvs\wowbot-sn9JIuQp-py3.8\lib\site-packages\nonebot\adapters\cqhttp\bot.py", line 307, in handle_message
    event = model.parse_obj(message)
  File "pydantic\main.py", line 520, in pydantic.main.BaseModel.parse_obj
    return cls(**obj)
  File "pydantic\main.py", line 362, in pydantic.main.BaseModel.__init__
    raise validation_error
pydantic.error_wrappers.ValidationError: 1 validation error for HeartbeatMetaEvent
status
  none is not an allowed value (type=type_error.none.not_allowed)

Process finished with exit code -1

如何复现？

使用2.0.0a8.post2版本存在该问题，使用post3版本也存在这个问题

期望的结果

正常工作

环境信息：

• OS: Windows10
• Python Version: 3.7
• Nonebot Version: 2.0.0a8.post2

截图

If applicable, add screenshots to help explain your problem.

[yanyongyu]

请升级最新版本的go-cqhttp，Mrs4s/go-cqhttp#501