[pgpool-committers: 9341] pgpool: Doc: add explanation for wd_priority.

[Chen Ningwei]

Doc: add explanation for wd_priority.

Branch
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V4_0_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=9c0546fcfa91751b879fc5992162a68451ef9513

Modified Files
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doc.ja/src/sgml/watchdog.sgml | 5 ++++-
doc/src/sgml/watchdog.sgml    | 4 +++-
2 files changed, 7 insertions(+), 2 deletions(-)