New review comment by Logarithmus on void-packages repository

https://github.com/void-linux/void-packages/pull/29544#discussion_r596270499

Comment:
@ericonr OK, but if I remove this line, then `xbps-src` will emit warning:
`=> WARNING: zlib-ng-2.0.1_1: libz.so.1 not found in common/shlibs!`