New comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/48205#issuecomment-1890808832

Comment:
Hm, may be I was wrong, `Requires.private: gudev-1.0, glib-2.0, libevdev` cause `pkg-config --cflags` failure if it's not exists.

I think in libwacom case, it should be `Libs.private` instead.