theme: minor user item tweaks

<aday> too much padding between avatar and name -
https://cloud.gnome.org/public.php?service=files&t=2a4b3383b568a7986edfcb3501bdd020
<aday> not enough vertical padding between avatar image
and "Password" -
https://cloud.gnome.org/public.php?service=files&t=16b6eaa8f607650bcd11a4d4236fe7be
status: Respect always-show-universal-access-status setting

https://bugzilla.gnome.org/show_bug.cgi?id=705733