Doc: fix obsolete info about allowed range of TZ offsets in timetz.
We've allowed UTC offsets up to +/- 15:59 since commit cd0ff9c0f, but
that commit forgot to fix the documentation about timetz.
Per bug #16571 from osdba.
Discussion: https://postgr.es/m/16571-eb7501598de78c8a@postgresql.org
Branch
------
REL_12_STABLE
Details
-------
https://git.postgresql.org/pg/commitdiff/8d5c632e9606fd757326888a2eade1990f7fe048
Modified Files
--------------
doc/src/sgml/datatype.sgml | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)