[pgpool-committers: 6511] pgpool: Fix oversight to adopt PostgreSQL 12.

[Tatsuo Ishii]

Fix oversight to adopt PostgreSQL 12.

From PostgreSQL 12 WAL dir is renamed to "pg_wal". pgpool_setup should
have dealt with this.

Branch
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V4_0_STABLE

Details
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https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=ade4f2285e90a27fd837742b00f5ac2d71c1d0a0

Modified Files
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src/test/pgpool_setup | 17 +++++++++++++++--
1 file changed, 15 insertions(+), 2 deletions(-)