The RHACM version for OCP 4.13 is 2.8

Author: rohennes

_attributes/common-attributes.adoc

@@ -49,7 +49,7 @@ endif::openshift-origin[]
 :rh-storage: OpenShift Data Foundation
 :rh-rhacm-first: Red Hat Advanced Cluster Management (RHACM)
 :rh-rhacm: RHACM
-:rh-rhacm-version: 2.5
+:rh-rhacm-version: 2.8
 :sandboxed-containers-first: OpenShift sandboxed containers
 :sandboxed-containers-operator: OpenShift sandboxed containers Operator
 :sandboxed-containers-version: 1.3