Merge pull request #78873 from amolnar-rh/OCPBUGS-36449

OCPBUGS-36449: Update ACM requirement for IBU

Author: bburt-rh

modules/cnf-image-based-upgrade-cluster-validated-software.adoc

@@ -27,11 +27,10 @@ Depending on your deployment method, the image-based upgrade requires the follow
 
 |Hub cluster version
 |4.16
-|Yes, if using {rh-rhacm}
-
+|No
 |{rh-rhacm}
 |2.10.2
-|Yes, if using {rh-rhacm}
+|No
 
 |{ztp} plugin
 |4.16

modules/cnf-image-based-upgrade-guidelines.adoc

@@ -10,6 +10,6 @@ For a successful image-based upgrade, your deployments must meet certain require
 There are different deployment methods in which you can perform the image-based upgrade:
 
 {ztp}:: You use the {ztp-first} to deploy and configure your clusters.
-Non-GitOps:: You only use {rh-rhacm-first} to deploy and configure your clusters.
+Non-GitOps:: You manually deploy and configure your clusters.
 
 You can perform an image-based upgrade in disconnected environments. For more information about how to mirror images for a disconnected environment, see "Mirroring images for a disconnected installation".