New review comment by ahesford on void-packages repository

https://github.com/void-linux/void-packages/pull/25903#discussion_r512321685

Comment:
My mistake, `python3-setuptools` definitely belongs in `depends` because of `pkg_resources`. Thanks @Chocimier. 

This means `python3` can just be dropped, because `python3-setuptools` already pulls that in.