fix master race condition test-cmd

[juanvallejo]

Fixes #17574

Taken from @php-coder 's suggestion: #17574 (comment)

cc @php-coder @openshift/cli-review @stevekuznetsov

[openshift-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: juanvallejo
We suggest the following additional approver: knobunc

Assign the PR to them by writing /assign @knobunc in a comment when ready.

The full list of commands accepted by this bot can be found here.

Needs approval from an approver in each of these OWNERS Files:

• hack/OWNERS

You can indicate your approval by writing /approve in a comment
You can cancel your approval by writing /approve cancel in a comment

[php-coder]

While it works I'm not sure that we should fix it this way as it's not the cause but rather a symptom of a bug in other place(s).

[openshift-ci-robot]

@juanvallejo: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
ci/openshift-jenkins/extended_conformance_install	82edf4b	link	/test extended_conformance_install

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes/test-infra repository. I understand the commands that are listed here.

[stevekuznetsov]

/hold

agree with @php-coder