[1.13] fix CVE namespace-isolation break CVE-13484

[anandrkskd]

argocd adds cluster monitoring label if the ns contains openshift- prefix

What type of PR is this?

/kind bug

What does this PR do / why we need it:
This PR fixes the namespace isolation break, caused by using cluster-monitoring label for monitoring
Have you updated the necessary documentation?

• Documentation update is required by this PR.
• Documentation has been updated.

Which issue(s) this PR fixes:

Fixes GITOPS-6251

Test acceptance criteria:

• Unit Test
• E2E Test

How to test changes / Special notes to the reviewer:

[iam-veeramalla]

/lgtm
/approved

[anandrkskd]

/retest

[varshab1210]

/retest

[anandrkskd]

/retest

[iam-veeramalla]

/lgtm
/approve

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: iam-veeramalla

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[anandrkskd]

/test v4.14-kuttl-sequential

[anandrkskd]

/test v4.14-kuttl-sequential

[anandrkskd]

/test v4.14-kuttl-sequential

[anandrkskd]

/test v4.14-kuttl-sequential

[openshift-ci]

@anandrkskd: 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/v4.14-kuttl-sequential	2fa6905	link	true	/test v4.14-kuttl-sequential

Full PR test history. Your PR dashboard.

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[anandrkskd]

Closing as 1.13 is out of support.