New comment by yshui on void-packages repository

https://github.com/void-linux/void-packages/pull/12688#issuecomment-512033907
Comment:
@KeepBotting to clarify, merging this PR is not going to get you want you want directly. but it is a first step.

after this, i should need to adapt the nvidia and mesa packages to make them use this libglvnd (the nvidia driver is actually using libglvnd already)