New comment by FollieHiyuki on void-packages repository

https://github.com/void-linux/void-packages/pull/29744#issuecomment-813017572

Comment:
Test for `pyannotate` can be enabled. There is only no extra dependency. Same go for `cchardet`.
Tests for `py7zr` can be disabled. It needs a lot of pytest stuff that we don't have in the repo.