New review comment by lukas-jo on void-packages repository

https://github.com/void-linux/void-packages/pull/43118#discussion_r1154336255

Comment:
I wasn't sure wether to include this, because rustypaste-cli never reads from `/etc/`.
But it could be useful to have an example config on the system, which can be copied to the appropiate config dir. Should there be a message after the install to tell the user about this?