New comment by sgn on void-packages repository

https://github.com/void-linux/void-packages/pull/31201#issuecomment-850854929

Comment:
> We "always" want to enforce xlint as well. Maybe make it not a separate step and do following in xlint.sh?

Fair enough.

> 
> ```
> common/scripts/lint-commits FETCH_HEAD HEAD^2 || EXITCODE=$?
> exit $EXITCODE
> ```