feeadjuster: 'Plugin' object has no attribute 'forward_event_subscription'

[grubles]

Feeadjuster errors using pyln-client v22.11rc1:

2022-11-19T21:07:20.178Z INFO    plugin-feeadjuster.py: Traceback (most recent call last):
2022-11-19T21:07:20.178Z INFO    plugin-feeadjuster.py:   File \"/home/cln/.local/lib/python3.10/site-packages/pyln/client/plugin.py\", line 668, in _dispatch_notification
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py:     self._exec_func(func, request)
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py:   File \"/home/cln/.local/lib/python3.10/site-packages/pyln/client/plugin.py\", line 619, in _exec_func
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py:     ret = func(*ba.args, **ba.kwargs)
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py:   File \"/home/cln/plugins/feeadjuster/feeadjuster.py\", line 205, in forward_event
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py:     if not plugin.forward_event_subscription:
2022-11-19T21:07:20.179Z INFO    plugin-feeadjuster.py: AttributeError: 'Plugin' object has no attribute 'forward_event_subscription'
2022-11-19T21:07:20.180Z INFO    plugin-feeadjuster.py: