pgsql: Remove redundant sentence

Remove redundant sentence

Spotted by David Johnston

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/cb7b5c5c6f8df5fee936c6a26553427166cbdbfe

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

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