ci: Use merge request pipelines
This should allow CI to run for merge requests that come from forks of the main repo. Currently these MRs fail because they do not have the same access to CI variables as merge requests agains the main repo.
This should allow CI to run for merge requests that come from forks of the main repo. Currently these MRs fail because they do not have the same access to CI variables as merge requests agains the main repo.