Use future external DNS (bug 12889)

5 jobs for ipv6_ext_dns in 5 minutes and 40 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Validate
passed #1031648
grid5000-docker
rubocop

00:00:23

passed #1031649
grid5000-docker
validate-data

00:01:30

 
  Generate
passed #1031650
grid5000-docker
generate-reference-api

00:01:23

 
  Deploy
passed #1031651
grid5000-shell
deploy

00:00:04

passed #1031652
grid5000-docker
rspec

00:02:46