Upgrading to GitLab 12.1.0.

Merge branch 'update-ci-definition-1551210928' into 'master'

Update salsa CI pipeline

See merge request !11
6 jobs for master in 7 minutes and 40 seconds (queued for 2 seconds)
latest
Status Job ID Name Coverage
  Build
passed #137884
build

00:03:00

 
  Test
passed #137887
autopkgtest

00:03:24

passed #137888
blhc

00:01:23

passed #137886
lintian

00:01:51

passed #137889
piuparts

00:04:38

passed #137885
reprotest

00:02:49