OSDOCS-16435: Updated the note in the modules/patching-ovnk-address-ranges.adoc

Author: dfitzmau

modules/patching-ovnk-address-ranges.adoc

@@ -17,7 +17,7 @@ The following procedure can be used to patch CIDR ranges that are in use by Open
 
 [NOTE]
 ====
-This is an optional procedure and must only be used if the migration was blocked after using the `oc patch Network.config.openshift.io cluster --type='merge' --patch '{"metadata":{"annotations":{"network.openshift.io/network-type-migration":""}},"spec":{"networkType":"OVNKubernetes"}}'` command "Initiating the limited live migration process".
+Only use this optional procedure if your cluster or network environment overlaps with the `100.64.0.0/16` subnet or the `100.88.0.0/16` subnet. Ensure that you run the steps in the procedure before you start the limited live migration operation.
 ====
 
 .Prerequisites