Use id to find the root milestone
Dry-run: https://gitlab.com/gitlab-org/quality/triage-ops/-/jobs/282473732
Another dry-run: https://gitlab.com/gitlab-org/quality/triage-ops/-/jobs/283039637
Latest dry-run: https://gitlab.com/gitlab-org/quality/triage-ops/-/jobs/283132041
Closes #292 (closed)
Edited by Lin Jen-Shin