Describe the issue: Need new section in Updating ODF documentation for updating RDR or MDR.

Describe the task you were trying to accomplish: Correctly updating DR while updating ODF version.

Suggestions for improvement: Add new section for Updating DR

Document URL: https://docs.redhat.com/en/documentation/red_hat_openshift_data_foundation/4.17/html/updating_openshift_data_foundation/index

Chapter/Section Number and Title: Updating OpenShift Data Foundation

Product Version: ODF 4.14+

Additional information:
RDR KCS - https://access.redhat.com/solutions/7065355
MDR KCS - https://access.redhat.com/articles/7040285