New comment by FollieHiyuki on void-packages repository

https://github.com/void-linux/void-packages/pull/28288#issuecomment-772154313

Comment:
I added a `-v` option to wendy, since it might be useful when logging.
The log contains the output of `update-grub` too, which doesn't seem useful to me. Should we disable logging for the command output (only display when there are errors)?