pgsql: Fix typos and grammar in comments and docs

Fix typos and grammar in comments and docs

Author: Justin Pryzby
Discussion: https://postgr.es/m/20210416070310.GG3315@telsasoft.com

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/7ef8b52cf079ef3ace4575f7b97c2d6f80463b4f

Modified Files
--------------
contrib/amcheck/verify_heapam.c             |  2 +-
doc/src/sgml/brin.sgml                      |  6 +++---
doc/src/sgml/ecpg.sgml                      | 24 ++++++++++++------------
src/backend/access/brin/brin.c              |  4 ++--
src/backend/access/brin/brin_bloom.c        |  2 +-
src/backend/access/brin/brin_minmax_multi.c |  6 +++---
src/backend/access/gist/gistbuild.c         |  2 +-
src/backend/access/index/genam.c            |  2 +-
src/backend/access/nbtree/nbtpage.c         |  4 ++--
src/backend/catalog/pg_type.c               |  2 +-
src/backend/commands/analyze.c              |  2 +-
src/backend/executor/nodeIncrementalSort.c  |  6 +++---
src/backend/rewrite/rewriteSearchCycle.c    |  2 +-
src/backend/statistics/dependencies.c       |  4 ++--
src/backend/statistics/extended_stats.c     |  2 +-
src/backend/storage/ipc/procarray.c         |  2 +-
src/backend/tsearch/spell.c                 |  2 +-
src/backend/utils/activity/backend_status.c |  4 ++--
src/backend/utils/adt/multirangetypes.c     |  2 +-
src/backend/utils/adt/selfuncs.c            |  2 +-
src/bin/pg_rewind/pg_rewind.c               |  2 +-
src/bin/pg_waldump/pg_waldump.c             |  2 +-
src/common/hmac_openssl.c                   |  2 +-
src/common/pg_lzcompress.c                  |  2 +-
src/interfaces/ecpg/preproc/ecpg.c          |  2 +-
src/port/bsearch_arg.c                      |  2 +-
26 files changed, 47 insertions(+), 47 deletions(-)