gitlab-ci: update to latest ci-template

5 jobs for master in 3 minutes and 12 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Container
passed #4056743
container

00:01:51

 
  Build
passed #4056745
cmake

00:00:44

passed #4056744
meson

00:00:59

 
  Www
passed #4056746
pages

00:00:21

 
  Deploy
passed pages:deploy

00:00:03