pgsql: Fix typos in comments

Fix typos in comments

Dmitriy Olshevskiy

Branch
------
master

Details
-------
http://git.postgresql.org/pg/commitdiff/3b075e9d7be0181f8434e7b24007d87b618934c0

Modified Files
--------------
contrib/tsm_system_time/tsm_system_time.c   |    2 +-
doc/src/sgml/logicaldecoding.sgml           |    2 +-
doc/src/sgml/ref/pg_dumpall.sgml            |    2 +-
src/backend/access/gin/ginpostinglist.c     |   14 +++++++-------
src/backend/access/heap/heapam.c            |    2 +-
src/backend/access/nbtree/README            |    2 +-
src/backend/access/transam/xact.c           |    4 ++--
src/backend/replication/logical/snapbuild.c |    2 +-
src/backend/tsearch/dict_synonym.c          |    2 +-
src/backend/utils/adt/jsonfuncs.c           |    2 +-
src/test/regress/expected/event_trigger.out |    2 +-
src/test/regress/sql/event_trigger.sql      |    2 +-
12 files changed, 19 insertions(+), 19 deletions(-)