Reopening issue is not handled

[minlexx]

github/api/webhook.py:126 ERROR [instance/github.webhook_receiver]

Traceback (most recent call last):
  File "/usr/lib/python3.12/site-packages/mautrix/types/util/serializable.py", line 101, in deserialize
    return cls(raw)
           ^^^^^^^^
  File "/usr/lib/python3.12/enum.py", line 751, in __call__
    return cls.__new__(cls, value)
           ^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/lib/python3.12/enum.py", line 1170, in __new__
    raise ve_exc
ValueError: 'reopened' is not a valid IssueStateReason