pgsql: doc: Fix typo in pg_dump documentation

doc: Fix typo in pg_dump documentation

Reported-by: Erik Rijkers <er@xs4all.nl>
Reviewed-by: Chao Li <li.evan.chao@gmail.com>
Discussion: /messages/by-id/7596672c-43e8-a030-0850-2dd09af98cac@xs4all.nl

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/e396a18f32e1a174be2492a83e7a8bfce568e6ab

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