Doc: Update doc version.
Branch
------
V4_2_STABLE
Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=af7a17718c922e3913d3739b4546fcfb6b7cc25f
Modified Files
--------------
doc.ja/src/sgml/version.sgml | 2 +-
doc/src/sgml/version.sgml | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)