adt: fix cname debug log

18 jobs for !25 with fix-debug-output-message in 21 minutes and 31 seconds (queued for 4 seconds)
detached
Status Job ID Name Coverage
  Build
passed #816
buster-slim

00:03:40

canceled #818
jessie-slim

00:15:03

canceled #821
stretch-slim

00:06:13

failed #806
buster-slim

00:01:04

failed #804
jessie-slim

00:01:03

failed #820
stretch-slim

00:20:04

failed #805
stretch-slim

00:01:06

canceled #819
stretch-slim

00:11:14

canceled #817
stretch-slim

00:15:29

 
  Check
skipped #807
compile
skipped #808
lint
skipped #809
pep8
 
  Unit Test
skipped #812
buster-ut
skipped #810
jessie-ut
skipped #811
stretch-ut
 
  Lets Encrypt Staging
skipped #815
buster-le-staging
skipped #813
jessie-le-staging
skipped #814
stretch-le-staging