Thread: pgsql: Fix typo in test comment.

Fix typo in test comment.

Branch
------
REL_13_STABLE

Details
-------
https://git.postgresql.org/pg/commitdiff/cabec1dbdf405211c1a4d30f52a91e8de2cf7226

Modified Files
--------------
src/test/regress/expected/stats_ext.out | 2 +-
src/test/regress/sql/stats_ext.sql      | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)