[pgpool-committers: 9708] pgpool: Doc: fix English watchdog document.

[Tatsuo Ishii]

Doc: fix English watchdog document.

It mistakenly used "main" PostgreSQL node instead of "primary".

Branch
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V4_1_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=371930a8c56b426541fbe8f96c24df1bef0cb226

Modified Files
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doc/src/sgml/watchdog.sgml | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)