Following should be validated using [license-expression](https://github.com/nexB/license-expression) https://github.com/nexB/vulnerablecode/blob/283ef0d8878b953b88fb12043b962ab6c59bbb22/vulnerabilities/importer.py#L226 via: https://github.com/nexB/vulnerablecode/wiki/WeeklyMeetings#meeting-on-tuesday-2022-02-15-at-1000-utc
