[pgpool-committers: 10001] pgpool: Use "psql -V" instead of "initdb -V" in sample scripts.

[Bo Peng]

Use "psql -V" instead of "initdb -V" in sample scripts.

Use "psql -V" instead of "initdb -V" in the sample scripts
bacause in some cases postgresqlxx-server may not be installed.

Branch
------
V4_3_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=0fbba86bbd9bf1cd7c8d3c5b3d53d0b8cdf9a85f

Modified Files
--------------
src/sample/scripts/follow_primary.sh.sample                   | 2 +-
src/sample/scripts/recovery_1st_stage.sample                  | 2 +-
src/sample/scripts/replication_mode_recovery_1st_stage.sample | 2 +-
3 files changed, 3 insertions(+), 3 deletions(-)