New comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/50060#issuecomment-2081992891

Comment:
Update file that only strips `kf6-` from `pkgname` can be dropped.
Those `libkexiv2` and the likes should be named: `libkexiv2-qt6`, just in case it's `libkexiv2-qt7` later.