pgsql: Add const to values and nulls arguments

Add const to values and nulls arguments

This excludes any changes that would change the external AM APIs.

Reviewed-by: Aleksander Alekseev <aleksander(at)timescale(dot)com>
Discussion: https://www.postgresql.org/message-id/flat/14c31f4a-0347-0805-dce8-93a9072c05a5%40eisentraut.org

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/1d91d24d9a831be0bb90ec71934f735c52456c57

Modified Files
--------------
src/backend/access/brin/brin.c | 4 ++--
src/backend/access/common/heaptuple.c | 26 +++++++++++++-------------
src/backend/access/common/indextuple.c | 12 ++++++------
src/backend/access/gist/gistutil.c | 4 ++--
src/backend/access/hash/hashsort.c | 2 +-
src/backend/access/index/genam.c | 2 +-
src/backend/access/spgist/spgutils.c | 4 ++--
src/backend/access/table/toast_helper.c | 2 +-
src/backend/executor/execIndexing.c | 18 +++++++++---------
src/backend/executor/execTuples.c | 2 +-
src/backend/partitioning/partbounds.c | 4 ++--
src/backend/utils/adt/json.c | 4 ++--
src/backend/utils/adt/jsonb.c | 10 +++++-----
src/backend/utils/sort/tuplesortvariants.c | 4 ++--
src/backend/utils/sort/tuplestore.c | 2 +-
src/include/access/genam.h | 2 +-
src/include/access/gist_private.h | 4 ++--
src/include/access/hash.h | 2 +-
src/include/access/htup_details.h | 20 ++++++++++----------
src/include/access/itup.h | 4 ++--
src/include/access/spgist_private.h | 4 ++--
src/include/access/toast_helper.h | 2 +-
src/include/executor/executor.h | 4 ++--
src/include/partitioning/partbounds.h | 4 ++--
src/include/utils/json.h | 8 ++++----
src/include/utils/jsonb.h | 8 ++++----
src/include/utils/tuplesort.h | 2 +-
src/include/utils/tuplestore.h | 2 +-
28 files changed, 83 insertions(+), 83 deletions(-)