Обсуждение: pgsql: Fix type of iterator variable in SH_START_ITERATE

Fix type of iterator variable in SH_START_ITERATE

Also add comment to make the reasoning behind the Assert() more explicit (per
Tom).

Reported-by: Ranier Vilela
Discussion: https://postgr.es/m/CAEudQAocXNJ6s1VLz+hMamLAQAiewRoW17OJ6-+9GACKfj6iPQ@mail.gmail.com
Backpatch: 11-

Branch
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REL_15_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/d12d1a9278dfd40694ef98fe8bc9e2d07fd1000e

Modified Files
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src/include/lib/simplehash.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)