updating agent based install

Author: kquinn1204

modules/nw-sriov-dual-nic-con.adoc

@@ -23,7 +23,16 @@ Only one LACP can be declared by physical NIC.
 
 An {product-title} cluster can be deployed on a bond interface with 2 VFs on 2 physical functions (PFs) using the following methods:
 
-* Agent based installer
+* Agent-based installer
++
+[NOTE]
+====
+The minimum required version of `nmstate` is:
+
+* `1.4.2-4` for RHEL 8 versions
+* `2.2.7` for RHEL 9 versions
+====
+
 * Installer-provisioned infrastructure installation
 * User-provisioned infrastructure installation