Support liquidctl for liquid coolers and other fans

[declension]

Has this issue been covered in the Wiki?

• [X] I have read the Wiki and my issue is not covered.

Is there an existing issue reported already?

• [X] I have searched the existing issues, it does not exist.

Describe the new feature you would like

Thanks for a great extension!

Supporting liquidctl, as a periodic read, would be great!. Freon does this and it's very useful if those are the types of fans you have!