Description of problem:
We correctly support creating of PVC using DV in the case of "upload"
( Storage -> PVC -> upload ), admins may want to use the DV mechanism to create
PVCs using DV in other cases like clone other PVC, blank, registry

Version-Release number of selected component (if applicable):

How reproducible:

Steps to Reproduce:
1. go to Storage section
2.
3.

Actual results:
No way to create a new PVC using a DV

Expected results:
A way to create a PVC using DV exist

Additional info: