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

Fix typo in comment

Author: James Coleman
Discussion: https://postgr.es/m/CAAaqYe8f8ENA0i1PdBtUNWDd2sxHSMgscNYbjhaXMuAdfBrZcg@mail.gmail.com

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/9ee91cc583802c6507fbc31c348a79e63a10f956

Modified Files
--------------
src/backend/optimizer/path/allpaths.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)