New review comment by meator on void-packages repository

https://github.com/void-linux/void-packages/pull/38264#discussion_r928622031

Comment:
It's unfortunate that their `Makefile` doesn't respect [`$DESTDIR`](https://www.gnu.org/software/make/manual/html_node/DESTDIR.html). Well written `Makefile`s should support that. Might be worth telling the developers about it.