New comment by Johnnynator on void-packages repository

https://github.com/void-linux/void-packages/issues/13767#issuecomment-534431428

Comment:
> @Johnnynator However, it can't be in non-free repo?
> Like spotify or other non free packages.

Spotify is a ugly hack that normally shouldn't be done in the first place, the correct way would be to create a restricted template that wouldn't end in repo since builders don't build restricted templates.