pgsql: Fix various typos and grammar errors in comments.

Fix various typos and grammar errors in comments.

Author: Dmitriy Olshevskiy
Discussion: 553D00A6(dot)4090205(at)bk(dot)ru

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/6aab1f45acaa4cf90e62357ebdf5e6a38829204e

Modified Files
--------------
src/backend/access/brin/brin_tuple.c | 2 +-
src/backend/access/nbtree/nbtree.c | 2 +-
src/backend/access/transam/twophase.c | 2 +-
src/backend/catalog/objectaddress.c | 4 ++--
src/backend/commands/indexcmds.c | 2 +-
src/backend/executor/nodeModifyTable.c | 2 +-
src/backend/postmaster/bgworker.c | 2 +-
src/backend/replication/logical/snapbuild.c | 2 +-
src/backend/storage/lmgr/lwlock.c | 4 ++--
src/backend/utils/cache/inval.c | 2 +-
src/bin/pg_archivecleanup/pg_archivecleanup.c | 2 +-
src/bin/pg_basebackup/pg_recvlogical.c | 4 ++--
src/bin/pg_upgrade/parallel.c | 2 +-
src/bin/pg_upgrade/relfilenode.c | 2 +-
src/include/access/attnum.h | 2 +-
src/include/access/xact.h | 2 +-
src/include/mb/pg_wchar.h | 2 +-
src/include/storage/s_lock.h | 4 ++--
src/interfaces/ecpg/pgtypeslib/datetime.c | 2 +-
src/interfaces/ecpg/pgtypeslib/numeric.c | 2 +-
src/port/pgmkdirp.c | 2 +-
21 files changed, 25 insertions(+), 25 deletions(-)