feature: trigger ci job in gitlab

[davejrt]

Runs TIleDB-REST-CI on gitlab, from the TileDB repository.

This ensures the result of this pipeline is displayed as a status check on PRs and dev/release branches.

Test plan

Triggers successfully when running a similar, albiet simpler workflow on a test project.

https://gitlab.com/TileDB-Inc/dave-ci-test/-/pipelines/1179801941

TYPE: NO_HISTORY

[shortcut-integration[bot]]

This pull request has been linked to Shortcut Story #40467: Migrate core REST-CI job to use new gitlab runner.

[ihnorton]

Nice work @davejrt, thank you for getting this underway!

[ihnorton]

LGTM. Windows failures are unrelated.