Change to use gitlab helpers and change the URLs vars to the way we usually do it

3 jobs for fixes in 41 seconds (queued for 3 seconds)
Name Stage Failure
build Build
Checking out ee1dd37e as fixes...

Updating/initializing submodules recursively...
Submodule 'eduroam-configurator' ( registered for path 'eduroam-configurator'
Cloning into '/builds/eduroam/eduroam-configurator-build/eduroam-configurator'...
error: Server does not allow request for unadvertised object 748119d4c47c1fb3fc332692411963eb47205424
Fetched in submodule path 'eduroam-configurator', but it did not contain 748119d4c47c1fb3fc332692411963eb47205424. Direct fetching of that commit failed.
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1