New review comment by oreo639 on void-packages repository

https://github.com/void-linux/void-packages/pull/39513#discussion_r982990092

Comment:
Can you add gdm.d like here:
https://github.com/void-linux/void-packages/pull/39265/commits/6f25ed384ff82aa670571c6759b76e59c4c81a1a

Also, we probably don't need to delete the systemd service files.