LOG-2962: fix command for getting product version: using regexp to grep CSV name

[vparfonov]

Signed-off-by: Vitalii Parfonov vparfono@redhat.com

Description

This PR fix command for getting product version, now it will use regexp to grep CSV name. This is need because CSV can be different dependent of build clustrerlogging | cluster-logging

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[vparfonov]

/assign @jcantrill

[openshift-ci]

@vparfonov: The following tests 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/e2e-ocp-next	30ef0ca	link	false	/test e2e-ocp-next
ci/prow/e2e-ocp-previous	30ef0ca	link	false	/test e2e-ocp-previous

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[jcantrill]

/approve
/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jcantrill, vparfonov

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