openshift/openshift-docs#52586: CFE-640: Add the EDNS resource limitation details
openshift/openshift-docs#52733: [enterprise-4.12] CFE-640: Add the EDNS resource limitation details
openshift/openshift-docs#52734: [enterprise-4.11] CFE-640: Add the EDNS resource limitation details
openshift/openshift-docs#52849: CFE-640:Change the channel in EDNS Operator installation
openshift/openshift-docs#53023: [enterprise-4.12] CFE-640:Change the channel in EDNS Operator installation