openshift/openshift-docs#30117: RHDEVDOCS-2744 fix minor link text
openshift/openshift-docs#30149: [enterprise-4.7] RHDEVDOCS-2744 fix minor link text
openshift/openshift-docs#30150: [enterprise-4.8] RHDEVDOCS-2744 fix minor link text
openshift/openshift-docs#30640: cnf 4.6 references