New comment by Duncaen on void-packages repository

https://github.com/void-linux/void-packages/pull/45381#issuecomment-1703924629

Comment:
> > Why is `undelegated.txt` in `/var` instead of `/etc`?
> 
> It's not a config file for the user to edit.

Then I don't understand why its marked mutable, it looks like a configuration file to me.