Release 2.12.6-1

Note: The release builds for this security update were prepared in a private
fork before publishing the release and were uploaded from there:
2 jobs for 2.12 in 1 minute and 24 seconds (queued for 5 seconds)
Name Stage Failure
build/raspbian/buster Build
   /Icinga/icinga2/archive/refs/tags/v2.11.9.tar.gz (2.11.9) index=2.11.9-1 
/Icinga/icinga2/archive/refs/tags/v2.11.8.tar.gz (2.11.8) index=2.11.8-1
/Icinga/icinga2/archive/refs/tags/v2.11.7.tar.gz (2.11.7) index=2.11.7-1
uscan info: Scan finished
Waiting 15 seconds before retry
Command failed on all 3 retries!
[ source build failed! ]
Cleaning up file based variables
ERROR: Job failed: exit code 1