New review comment by classabbyamp on void-packages repository

https://github.com/void-linux/void-packages/pull/31397#discussion_r999641538

Comment:
I agree with paper, use `create_wrksrc` and `build_wrksrc` to extract these, then mv them to the right place. it's not more complex, it's more idiomatic within void-packages.

it also means you don't need to depend on tar