update CDE cases

[ty-esi]

Overview

FE: Data Model Navigator - Access caDSR Permissible Values

Change Details (Specifics)

## Has CDE code and Version && retrieveCDE return permValues

- Render the permValues returned from `retrieveCDE`

## Has no CDE code and Version && has enum values defined in MDF

- Render the enum values defined in the MDF

## Has CDE code and Version && has enum values defined in MDF && retrieveCDE returns empty permValues 

- Render the fallback message

## Has CDE code and version && has no enum vales defined in MDF

- noop

## Has CDE code and Version && has enum values defined in MDF && retrieveCDE returns null for permValues

- use enums defined in mdf

## Has CDE code and Version && has no enum values defined in MDF && retrieveCDE returns null for permValues

- noop

Related Ticket(s)

https://tracker.nci.nih.gov/browse/CRDCDH-1443

[amattu2]

LGTM and seems to work as expected, tested a few of the common scenarios to verify.

Thanks for the quick fix and nice work!