In psql \?, add [+] annotation where appropriate

2021-06-09 07:30:30 Michael Paquier (michael-kun) Closed in commitfest 2021-07 with status: Committed 2021-06-09 07:30:30 Michael Paquier (michael-kun) Changed committer to michael-kun 2021-05-25 06:10:15 Neil Chen (carpenter.nail.cz.gmail.com) Posted review with messageid <162192301596.1147.9200862997599304409.pgcf@coridan.postgresql.org> 2021-04-09 00:45:27 Justin Pryzby (justinpryzby) Changed targetversion to stable 2021-04-09 00:45:27 Justin Pryzby (justinpryzby) Changed topic to Bug Fixes 2021-03-21 19:46:34 Matthijs van der Vleuten (zr40) Changed authors to Matthijs van der Vleuten (zr40) 2021-03-21 19:46:10 Matthijs van der Vleuten (zr40) Attached mail thread 6a984e24-2171-4039-9050-92d55e7b23fe@www.fastmail.com 2021-03-21 19:46:10 Matthijs van der Vleuten (zr40) Created patch record