Fix dnscheck submodule

12 jobs for master in 13 minutes and 8 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #55245897
check

00:01:57

passed #55245899
dataset

00:02:13

passed #55245900
dataset_mysql

00:03:51

passed #55245901
dataset_postgres

00:03:15

passed #55245898
integration

00:03:28

passed #55245894
test

00:01:33

passed #55245895
test_mysql

00:03:09

passed #55245896
test_postgres

00:03:35

 
  Build
passed #55245902
build

00:05:32

 
  Staging
passed #55245904
staging

00:01:40

passed #55248017
test_system

00:02:03

failed #55245903
test_system

00:05:43