Merge pull request #89073 from stevsmit/OCPBUGS-51197-udn-namespace-nit

Addresses minor wording nit in UDN docs

Author: stevsmit

modules/nw-cudn-best-practices.adoc

@@ -10,9 +10,9 @@ Before setting up a `ClusterUserDefinedNetwork` custom resource (CR), users shou
 
 * A `ClusterUserDefinedNetwork` CR is intended for use by cluster administrators and should not be used by non-administrators. If used incorrectly, it might result in security issues with your deployment, cause disruptions, or break the cluster network. 
 
-* `ClusterUserDefinedNetwork` CRs should not be created in the default namespace. This can result in no isolation and, as a result, could introduce security risks to the cluster.
+* `ClusterUserDefinedNetwork` CRs should not select the `default` namespace. This can result in no isolation and, as a result, could introduce security risks to the cluster.
 
-* `ClusterUserDefinedNetwork` CRs should not target `openshift-*` namespaces.
+* `ClusterUserDefinedNetwork` CRs should not select `openshift-*` namespaces.
 
 * {product-title} administrators should be aware that all namespaces of a cluster are selected when one of the following conditions are met: