Update the headers, icons, and avatar style to match the designs. Fix the version strings on embedded images. Remove the tagline on main About page. Update "ctrl" to the correct capitalization, "Ctrl".
Follow-up to [56263].
Props richtabor, markoserb, audrasjb, nekojonez.
See #58067.
git-svn-id: https://develop.svn.wordpress.org/trunk@56292 602fd350-edb4-49c9-b593-d223f7449a82
Kelly Choyce-Dwan
a176f19018
