WIP: OCPEDGE-1345: feat: add arbiter node support for HA

[eggfoobar]

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[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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

@eggfoobar: This pull request references OCPEDGE-1345 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the story to target the "4.18.0" version, but no target version was set.

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[openshift-ci]

@eggfoobar: 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/okd-scos-e2e-aws-ovn	3f2b2ab	link	false	/test okd-scos-e2e-aws-ovn

Full PR test history. Your PR dashboard.

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