Merge pull request #63661 from openshift/revert-63410-OSDOCS-7393_singlestack_k8snmstate

Revert "ODSOC#7393: Removed unsupported message for k8s nmstate"

Author: snarayan-redhat

modules/nw-ovn-kubernetes-matrix.adoc

@@ -24,7 +24,7 @@ ifeval::["{context}" == "about-ovn-kubernetes"]
 
 |IPsec encryption for intra-cluster communication|Supported|Not supported
 
-|IPv6|Supported ^[3]^|Not supported
+|IPv6|Supported ^[3]^ ^[4]^|Not supported
 
 |Kubernetes network policy|Supported|Supported
 
@@ -47,7 +47,7 @@ ifeval::["{context}" == "about-openshift-sdn"]
 
 |IPsec encryption|Not supported|Supported
 
-|IPv6|Not supported|Supported ^[3]^
+|IPv6|Not supported|Supported ^[3]^ ^[4]^
 
 |Kubernetes network policy|Supported|Supported
 
@@ -65,4 +65,6 @@ endif::[]
 2. Egress router for OVN-Kubernetes supports only redirect mode.
 
 3. IPv6 is supported only on bare metal, vSphere, IBM Power, and {ibmzProductName} clusters.
+
+4. IPv6 single stack does not support xref:../../networking/k8s_nmstate/k8s-nmstate-about-the-k8s-nmstate-operator.adoc#k8s-nmstate-about-the-k8s-nmstate-operator[Kubernetes NMState].
 --