pgsql: Remove meaningless assignments in nbtree code

Remove meaningless assignments in nbtree code

Reported-by: Ranier Vilela

Discussion: /messages/by-id/MN2PR18MB2927BB876D12A70FDBE8F35AE3450@MN2PR18MB2927.namprd18.prod.outlook.com

Backpatch-through: master

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/05684c8255af57258386c00354c61155ec519707

Modified Files
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src/backend/access/nbtree/nbtpage.c | 1 -
src/backend/access/nbtree/nbtxlog.c | 2 --
2 files changed, 3 deletions(-)