Merge pull request #71742 from kquinn1204/TELCODOCS-1729

TELCODOCS-1729 Document disconnected mirror registry configuration for assisted wrt to ZTP

Author: ShaunaDiaz

modules/ztp-configuring-the-cluster-for-a-disconnected-environment.adoc

@@ -12,7 +12,7 @@ You can configure the hub cluster to use a disconnected mirror registry for a di
 
 * You have a disconnected hub cluster installation with {rh-rhacm-first} {rh-rhacm-version} installed.
 
-* You have hosted the `rootfs` and `iso` images on an HTTP server.
+* You have hosted the `rootfs` and `iso` images on an HTTP server. See the _Additional resources_ section for guidance about _Mirroring the OpenShift Container Platform image repository_.
 
 [WARNING]
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