New review comment by ahesford on void-packages repository

https://github.com/void-linux/void-packages/pull/41220#discussion_r1054728214

Comment:
```suggestion
	vsed -e 's/^#mount_program = "/mount_program = "/' -i storage.conf
```

I would either anchor this a bit more to avoid unintentionally uncommenting a descriptive line like

> #mount_program can be set to [...]

should it somebody add that upstream. Alternatively, carry an explicit patch.