Run `meson test` on GitLab CI

1 job for master in 4 seconds (queued for 21 minutes and 8 seconds)
Status Job ID Name Coverage
  Test
failed #7851
test

00:00:04

 
Name Stage Failure
failed
test Test
Running with gitlab-runner 11.2.0 (11.2.0)
on kauri 8211bea0
Using Docker executor with image stretch-slim ...
Pulling docker image stretch-slim ...
ERROR: Job failed: Error response from daemon: pull access denied for stretch-slim, repository does not exist or may require 'docker login' (executor_docker.go:166:1s)