Update .gitlab-ci.yml

2 jobs for master in 1 second (queued for 1 second)
Status Job ID Name Coverage
  Test
failed #614
build

00:00:01

failed #613
build

00:00:01

 
Name Stage Failure
failed
build Test
Running with gitlab-runner 11.9.2 (fa86510e)
on leia _Lt39NXg
Using Docker executor with image leia ...
Pulling docker image leia ...
ERROR: Job failed: Error response from daemon: pull access denied for leia, repository does not exist or may require 'docker login' (executor_docker.go:168:1s)