New comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/24754#issuecomment-690274101

Comment:
On 2020-09-09 23:54:26-0700, Michael Aldridge <notifications@github.com> wrote:
> Just to point out that this can break in really hard to diagnose
> ways on systems that are configured with NSS.

Hm, I've never used such system.
I'm in a fence, now.

I'm not sure what to do now.
- Use both grep and getent to check
- ignore xbps-trigger's system-accounts outside of chroot

I'm really to prefer the second approach since it's the sanner
approach.