OSDOCS-3714: Specified wildcards

Author: EricPonvelle

modules/osd-applications-config-custom-domains.adoc

@@ -16,8 +16,8 @@ Custom API domains are not supported because Red Hat controls the API domain. Ho
 .Prerequisites
 
 * A user account with `dedicated-admin` privileges
-* A unique wildcard domain, such as `*.apps.<company_name>.io`
-* A wildcard custom certificate, such as `CN=*.apps.<company_name>.io`
+* A unique domain or wildcard domain, such as `*.apps.<company_name>.io`
+* A custom certificate or wildcard custom certificate, such as `CN=*.apps.<company_name>.io`
 * Access to a cluster with the latest version of the `oc` CLI installed
 
 [IMPORTANT]