pgsql: Fix spelling mistake. - Mailing list pgsql-committers

Fix spelling mistake.

Same patch submitted independently by David Rowley and Peter Geoghegan.

Branch
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REL9_4_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/fc5d5e9de7b9f972633569fd6932b0582630671f

Modified Files
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contrib/pg_upgrade/controldata.c |    2 +-
1 file changed, 1 insertion(+), 1 deletion(-)