[pgpool-committers: 9205] pgpool: Doc: add index for "AES256".

[Tatsuo Ishii]

Doc: add index for "AES256".

Also fix previous commit for adding index ".pcppass" and "PCPPASSFILE".

Branch
------
V4_4_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=7cdb87d5c1577b24cd232e05091bc02c5c6ef264

Modified Files
--------------
doc.ja/src/sgml/client-auth.sgml | 6 +++---
doc.ja/src/sgml/reference.sgml   | 2 +-
doc/src/sgml/client-auth.sgml    | 2 +-
doc/src/sgml/reference.sgml      | 4 ++--
4 files changed, 7 insertions(+), 7 deletions(-)