New review comment by ahesford on void-packages repository

https://github.com/void-linux/void-packages/pull/40434#discussion_r1056889130

Comment:
If we note this is the main hplip package, it should probably be a bit milder:

> When possible, keep this in sync with hplip-plugin.

In case there are some troubles updating the plugin, we might not want to deter people from updating the main package.