pgsql: Fix typos in comments and in one isolation test.

Fix typos in comments and in one isolation test.

Dagfinn Ilmari Mannsåker, reviewed by Shubham Khanna. Some subtractions
by me.

Discussion: http://postgr.es/m/87le9fmi01.fsf@wibble.ilmari.org

Branch
------
master

Details
-------
https://git.postgresql.org/pg/commitdiff/0d9937d1185629a94bf43dd0768c8f4eb835c9f0

Modified Files
--------------
contrib/bloom/bloom.h | 2 +-
contrib/pgcrypto/expected/pgp-compression.out | 2 +-
contrib/pgcrypto/openssl.c | 2 +-
contrib/pgcrypto/sql/pgp-compression.sql | 2 +-
contrib/postgres_fdw/expected/postgres_fdw.out | 2 +-
contrib/postgres_fdw/sql/postgres_fdw.sql | 2 +-
src/backend/access/brin/brin.c | 6 +++---
src/backend/access/common/heaptuple.c | 2 +-
src/backend/access/nbtree/nbtree.c | 2 +-
src/backend/catalog/namespace.c | 2 +-
src/backend/catalog/pg_constraint.c | 2 +-
src/backend/commands/event_trigger.c | 2 +-
src/backend/executor/execMain.c | 2 +-
src/backend/optimizer/plan/initsplan.c | 4 ++--
src/backend/utils/adt/rangetypes.c | 2 +-
src/backend/utils/sort/tuplesortvariants.c | 10 +++++-----
src/backend/utils/time/combocid.c | 2 +-
src/bin/pg_rewind/t/001_basic.pl | 2 +-
src/bin/pg_rewind/t/004_pg_xlog_symlink.pl | 2 +-
src/bin/pg_rewind/t/007_standby_source.pl | 2 +-
src/bin/pg_rewind/t/009_growing_files.pl | 2 +-
src/include/pg_config_manual.h | 2 +-
src/test/isolation/specs/stats.spec | 16 ++++++++--------
src/test/regress/expected/boolean.out | 2 +-
src/test/regress/expected/brin_multi.out | 4 ++--
src/test/regress/expected/join.out | 2 +-
src/test/regress/sql/boolean.sql | 2 +-
src/test/regress/sql/brin_multi.sql | 4 ++--
src/test/regress/sql/join.sql | 2 +-
29 files changed, 45 insertions(+), 45 deletions(-)