New comment by Chocimier on void-packages repository

https://github.com/void-linux/void-packages/pull/21418#issuecomment-620868374

Comment:
python-cairocffi is still a dependency, cannot be removed. Split into two templates.
But we do not accept new python2 modules, make xcffib py3 only.

Please also read and reply to or apply all comments from previous PR, including those marked as resolved.