Description of problem:
Provide user flexibility to choose different namespace for DV & VM. This is an enhancement request for making it easy for user to have different namespace so that if user wanted to remove VM created by pipelines at later stage when they don't have reference of pipelineruns it's easy to understand which VM's are created with pipelineruns.

Version-Release number of selected component (if applicable):
4.14

How reproducible:
always

Steps to Reproduce:
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Actual results:

Expected results:

Additional info: