pgsql: doc: Fix typos - Mailing list pgsql-committers

doc: Fix typos

From: Erik Rijkers <er@xs4all.nl>

Branch
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REL9_4_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/b39938f01208d2860239792aa9e802a9cf8c286b

Modified Files
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doc/src/sgml/pgbench.sgml | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)