pgsql: Fix typos in the code

Fix typos in the code

Author: Vignesh C
Reviewed-by: Dilip Kumar, Michael Paquier
Discussion: https://postgr.es/m/CALDaNm0ni+GAOe4+fbXiOxNrVudajMYmhJFtXGX-zBPoN8ixhw@mail.gmail.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/6ca86bb7e9c72f428c7f4e3f2b48dd6c4084429c

Modified Files
--------------
contrib/pg_trgm/trgm_op.c                 |  4 ++--
contrib/pgcrypto/pgp-info.c               |  2 +-
contrib/sepgsql/database.c                |  2 +-
contrib/sepgsql/dml.c                     |  2 +-
contrib/sepgsql/schema.c                  |  2 +-
src/backend/access/common/detoast.c       |  4 ++--
src/backend/access/nbtree/nbtsplitloc.c   |  2 +-
src/backend/replication/walreceiver.c     |  2 +-
src/backend/statistics/mcv.c              |  2 +-
src/backend/storage/buffer/bufmgr.c       |  2 +-
src/backend/storage/lmgr/proc.c           |  2 +-
src/backend/utils/adt/jsonfuncs.c         |  2 +-
src/backend/utils/mmgr/freepage.c         |  2 +-
src/bin/pg_upgrade/parallel.c             |  2 +-
src/bin/psql/tab-complete.c               |  2 +-
src/interfaces/ecpg/compatlib/informix.c  |  2 +-
src/interfaces/ecpg/pgtypeslib/interval.c | 10 +++++-----
17 files changed, 23 insertions(+), 23 deletions(-)