Add annotation to describe DMNTypes in generated sources (InputSet, OutputSet, composite types) for Swagger/OpenAPI. Especially, time related DMN types like time, duration are treated as Java interfaces like Temporal or TemporalAmount in order to accept several Java classes (for output purpose). So this kind of description is needed.

FYI)
https://github.com/kiegroup/drools/pull/2993#issuecomment-660898266