pgsql: Fix minor typo in nodeIncrementalSort.c.

Fix minor typo in nodeIncrementalSort.c. Author: Vignesh C Reviewed-by: James Coleman Backpatch-through: 13, where it was introduced Discussion: https://postgr.es/m/caldanm0wjzqrvdel59zfyh0o4mlbkq23jm-bnjxcfzgpanx...@mail.gmail.com Branch -- master Details --- https://git.postgresql.org

pgsql: Fix minor typo in nodeIncrementalSort.c.

Fix minor typo in nodeIncrementalSort.c. Author: Vignesh C Reviewed-by: James Coleman Backpatch-through: 13, where it was introduced Discussion: https://postgr.es/m/caldanm0wjzqrvdel59zfyh0o4mlbkq23jm-bnjxcfzgpanx...@mail.gmail.com Branch -- REL_13_STABLE Details --- https://git.postgre