tools: divide_tests.sh - env variable for choosing output directory

9 jobs for <span class="ref-name">sort_tests</span> in 1 minute and 28 seconds (queued for 10 seconds)
Status Job ID Name Coverage
  Test
passed #166668
docker linux amd64
test:augeas

00:00:37

passed #166673
docker linux amd64
test:comparative:kresd

00:01:28

passed #166674
docker linux amd64
test:latest:kresd

00:01:18

passed #166669
docker linux amd64
test:pep8

00:00:32

passed #166670
docker linux amd64
test:pylint

00:00:37

passed #166671
docker linux amd64
test:rplint

00:00:31

passed #166676
docker linux amd64
test:sanity:pdnsrecursor

00:00:40

passed #166675
docker linux amd64
test:sanity:unbound

00:00:41

passed #166672
docker linux amd64
test:unittests

00:00:31