Error during setup of component webrtc after home assitant 2021.12.0 update.

[jmlc11]

This is the error in home assistant logs:
Error during setup of component webrtc
Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/setup.py", line 229, in _async_setup_component
result = await task
File "/config/custom_components/webrtc/init.py", line 75, in async_setup
utils.register_static_path(hass.http.app, url_path, path)
File "/config/custom_components/webrtc/utils.py", line 74, in register_static_path
app'allow_cors'
File "/usr/local/lib/python3.9/site-packages/aiohttp/web_app.py", line 186, in getitem
return self._state[key]
KeyError: 'allow_cors'

[aaamoeder]

same for me.. 2021.12 broke it..

[liquidbear99]

Same for me

[mikedrawback]

same here

[nkm8]

There is already a fix for this error on the master branch that hasn't been released yet. I upgraded and everything is working normally.

[AlexxIT]

#156