Fix for regression test select
Fix for regression test select

An ORDER BY clause is missing is the last SQL of test.
This is necessary to insure result consistency in cluster.
It is important to notice that select.out and select_1.out have very
close outputs.

pavanvd/postgres-xl,arcivanov/postgres-xl,techdragon/Postgres-XL,yazun/postgres-xl,techdragon/Postgres-XL,kmjungersen/PostgresXL,snaga/postgres-xl,pavanvd/postgres-xl,oberstet/postgres-xl,snaga/postgres-xl,Postgres-XL/Postgres-XL,arcivanov/postgres-xl,ovr/postgres-xl,oberstet/postgres-xl,pavanvd/postgres-xl,oberstet/postgres-xl,techdragon/Postgres-XL,techdragon/Postgres-XL,pavanvd/postgres-xl,arcivanov/postgres-xl,yazun/postgres-xl,Postgres-XL/Postgres-XL,postmind-net/postgres-xl,techdragon/Postgres-XL,kmjungersen/PostgresXL,arcivanov/postgres-xl,snaga/postgres-xl,Postgres-XL/Postgres-XL,postmind-net/postgres-xl,ovr/postgres-xl,Postgres-XL/Postgres-XL,postmind-net/postgres-xl,postmind-net/postgres-xl,zeroae/postgres-xl,ovr/postgres-xl,zeroae/postgres-xl,arcivanov/postgres-xl,oberstet/postgres-xl,kmjungersen/PostgresXL,zeroae/postgres-xl,ovr/postgres-xl,yazun/postgres-xl,postmind-net/postgres-xl,kmjungersen/PostgresXL,kmjungersen/PostgresXL,zeroae/postgres-xl,yazun/postgres-xl,Postgres-XL/Postgres-XL,oberstet/postgres-xl,yazun/postgres-xl,ovr/postgres-xl,zeroae/postgres-xl,snaga/postgres-xl,snaga/postgres-xl,pavanvd/postgres-xl,arcivanov/postgres-xl