New comment by mobinmob on void-packages repository

https://github.com/void-linux/void-packages/pull/29599#issuecomment-803917821

Comment:
> INSTALL.msg noting a change isn't enough. This can really break someone's workflow, or break devices out there without other easy access.

I get that :p
I am trying to find out what is the best way to document that the service allows root logins and suggest `-g` in order to follow what openssh does. Is a comment in the service and/or in an INSTAL.msg enough to accomplish what @ericonr suggested?