TELCODOCS-1747: updating variable for 2.11 RHACM release

Author: rohennes

_attributes/common-attributes.adoc

@@ -46,7 +46,7 @@ endif::[]
 :rh-storage: OpenShift Data Foundation
 :rh-rhacm-first: Red Hat Advanced Cluster Management (RHACM)
 :rh-rhacm: RHACM
-:rh-rhacm-version: 2.10
+:rh-rhacm-version: 2.11
 :sandboxed-containers-first: OpenShift sandboxed containers
 :sandboxed-containers-operator: OpenShift sandboxed containers Operator
 :sandboxed-containers-version: 1.5