Update Owner list

[prdhamdh]

Adds @prdhamdh and @k37y in owner list.

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: prdhamdh
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[openshift-ci]

@prdhamdh: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
ci/prow/security	e624133	link	false	/test security

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