doc: mention libpq regression tests

Bruce Momjian <bruce@momjian.us>

Commit: de35fb89cd672d4ccc0bbffcadc061434a905565
Author: Bruce Momjian <bruce@momjian.us>
Date: 2023-09-05T17:05:28Z
Releases: 15.5
doc: mention libpq regression tests

Reported-by: Ryo Matsumura

Discussion: https://postgr.es/m/TYCPR01MB11316B3FB56EE54D70BF0CEF6E8E4A@TYCPR01MB11316.jpnprd01.prod.outlook.com

Backpatch-through: 11

Files

PathChange+/−
doc/src/sgml/regress.sgml modified +3 −2

Documentation touched