we need to identify which v2 api endpoints

this is based on https://issues.redhat.com/browse/RHCLOUD-35999

This needs implementation of Role Binding API read, according to spec.

https://github.com/RedHatInsights/insights-rbac/blob/master/docs/source/specs/typespec/main.tsp#L636

This ticket doesn't include parameter to get inherited resources, only the scope of the resource (without parents)