New comment by Ophidiophobia on void-packages repository

https://github.com/void-linux/void-packages/pull/25318#issuecomment-703212561

Comment:
Changes to the template regarding _vulkan_drivers and _dri_drivers are now less drastic and accepted by lint. A simple sed takes care of any leading comma.
Everything else in this new commit is the same as the previous commit.

Sorry for the force push.