pgsql: doc PG 17 relnotes: fix system catalog name mistake

doc PG 17 relnotes: fix system catalog name mistake

Reported-by: David G. Johnston

Discussion: /messages/by-id/CAKFQuwYgkaOuao4DXuQwhbg+vyu4Xb5TGpuDNDOfMa0AftyweQ@mail.gmail.com

Backpatch-through: master

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/f92fd1830715ac2039443756475169a45cae2874

Modified Files
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doc/src/sgml/release-17.sgml | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)