Add device scan to init script

Used to be part of different init script that was executed before srv,
now it's gone, but doesn't hurt to run it twice.
2 jobs for fixes in 1 minute and 34 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #519661
flake8

00:01:06

passed #519662
test_python3

00:01:34