TEST: label_vertebrae: status as int
TEST: label_vertebrae: status as int

Former-commit-id: f5c3b928e172d4f71127433fdcef2f7f41d94f08
Former-commit-id: f4e0b8d5730dc4f8b9174c1c8e2f57ea12111048
3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox,3324fr/spinalcordtoolbox