Review doc that shares approach with OADP + GitOps

[jwmatthews]

This issue is just to share with team a sample workflow of OADP + GitOps that may be of interest to others to read for another data point of working with Argo + OpenShift

• https://github.com/luqmanbarry/k8s-apps-backup-restore/tree/main

[github-actions]

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