[release-4.18] OCPBUGS-42618: Replace RunHostCmd with Exec function to censor bearer token being ex…

[openshift-cherrypick-robot]

This is an automated cherry-pick of #29176

/assign Shilpa-Gokul

[openshift-ci-robot]

@openshift-cherrypick-robot: Jira Issue OCPBUGS-42618 is in a security level that is not in the allowed security levels for this repo.
Allowed security levels for this repo are:

• Red Hat Employee
• default

In response to this:

This is an automated cherry-pick of #29176

/assign Shilpa-Gokul

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[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: openshift-cherrypick-robot
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[Shilpa-Gokul]

/retest-required

[openshift-ci]

@openshift-cherrypick-robot: 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-aws-ovn-single-node	459e9f4	link	false	/test e2e-aws-ovn-single-node
ci/prow/e2e-aws-ovn-single-node-upgrade	459e9f4	link	false	/test e2e-aws-ovn-single-node-upgrade
ci/prow/e2e-aws-ovn-kube-apiserver-rollout	459e9f4	link	false	/test e2e-aws-ovn-kube-apiserver-rollout
ci/prow/e2e-metal-ipi-ovn-kube-apiserver-rollout	459e9f4	link	false	/test e2e-metal-ipi-ovn-kube-apiserver-rollout
ci/prow/e2e-agnostic-ovn-cmd	459e9f4	link	false	/test e2e-agnostic-ovn-cmd
ci/prow/okd-scos-e2e-aws-ovn	459e9f4	link	false	/test okd-scos-e2e-aws-ovn

Full PR test history. Your PR dashboard.

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[Shilpa-Gokul]

/retest-required

[Shilpa-Gokul]

/assign @deads2k
Could you please review this backport PR?