Doc: clean up markup for jsonb_set and related functions.
The markup for optional parameters was neither correct nor consistent.
In passing, fix a spelling mistake.
Per report from Alex Macy. Some of these mistakes are old, so
back-patch as appropriate.
Discussion: https://postgr.es/m/156953522258.1204.12736099368284950578@wrigleys.postgresql.org
Branch
------
REL9_5_STABLE
Details
-------
https://git.postgresql.org/pg/commitdiff/0997cee82e721315370ede922691116556d5b7c3
Modified Files
--------------
doc/src/sgml/func.sgml | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)