pgsql: pg_dump: Fix verbosity level in LO progress messages

pg_dump: Fix verbosity level in LO progress messages

In passing, reword another instance of the same message that was
gratuitously different.

Author: Josh Kupershmidt
after a bug report by Bosco Rama

Branch
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REL8_4_STABLE

Details
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http://git.postgresql.org/pg/commitdiff/1e9762c72fbccee942ad8e583384002ec40cd2a5

Modified Files
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src/bin/pg_dump/pg_backup_archiver.c |    2 +-
src/bin/pg_dump/pg_backup_tar.c      |    2 +-
2 files changed, 2 insertions(+), 2 deletions(-)