[release-2.11] [ACM-13481] - Remove HA mode when AM has one replica

[coleenquadros]

No description provided.

[coleenquadros]

/retest

[philipgough]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: coleenquadros, philipgough

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[sonarqubecloud]

Quality Gate failed

Failed conditions
C Security Rating on New Code (required ≥ A)

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[philipgough]

/test test-e2e

[openshift-ci]

@coleenquadros: 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/sonarcloud	e4a7170	link	false	/test sonarcloud
ci/prow/test-e2e	e4a7170	link	true	/test test-e2e

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