CLI: status command is broken

[wonder-sk]

Status command currently throws a python error:

$ mergin status

Traceback (most recent call last):
  File "/home/martin/.local/bin/mergin", line 8, in <module>
    sys.exit(cli())
  File "/usr/lib/python3/dist-packages/click/core.py", line 764, in __call__
    return self.main(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/click/core.py", line 717, in main
    rv = self.invoke(ctx)
  File "/usr/lib/python3/dist-packages/click/core.py", line 1137, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/lib/python3/dist-packages/click/core.py", line 956, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/lib/python3/dist-packages/click/core.py", line 555, in invoke
    return callback(*args, **kwargs)
  File "/usr/lib/python3/dist-packages/click/decorators.py", line 17, in new_func
    return f(get_current_context(), *args, **kwargs)
  File "/home/martin/.local/lib/python3.8/site-packages/mergin/cli.py", line 380, in status
    if mc.has_unfinished_pull():
TypeError: has_unfinished_pull() missing 1 required positional argument: 'directory'