There are two `resource_registration_endpoint` headings, but one should be `permission_endpoint`.
* [KEYCLOAK-3169] - Updating authz services doc * [KEYCLOAK-3169] - Section about changes to user account service * [KEYCLOAK-3169] - Removing UMA 1.0 references * [KEYCLOAK-3169] - RH-SSO images * [KEYCLOAK-3169] - Updating Keycloak images * [KEYCLOAK-3169] - Review * [KEYCLOAK-3169] - Review