.gitlab-ci fix project namespace

Change-Id: I691cf4dc988b1f703a78d498a72656ba23a7b115
1 job for master in 3 minutes and 24 seconds
Status Job ID Name Coverage
  Test
failed #2970
build

00:03:24

 
Name Stage Failure
failed
build Test
dpkg-buildpackage: info: source changed by Pau Espin Pedrol <pespin@sysmocom.de>
dpkg-buildpackage: info: host architecture amd64
dpkg-source --before-build .
dpkg-checkbuilddeps: error: Unmet build dependencies: dahdi-source libosmocore-dev (>= 1.0.0)
dpkg-buildpackage: warning: build dependencies/conflicts unsatisfied; aborting
dpkg-buildpackage: warning: (Use -d flag to override.)
Running after_script
Uploading artifacts for failed job
ERROR: Job failed: exit code 1