pgsql: Fix typo in test comment. - Mailing list pgsql-committers

Fix typo in test comment.

Branch
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REL_13_STABLE

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

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