fixes topic map and extra files

Author: JoeAldinger

_topic_maps/_topic_map.yml

@@ -1342,6 +1342,8 @@ Topics:
   Dir: networking_overview
   Distros: openshift-enterprise,openshift-origin
   Topics:
+  - Name: About networking
+    File: about-networking
   - Name: Understanding networking
     File: understanding-networking
   - Name: Accessing hosts

hosted_control_planes/hcp-networking.adoc

@@ -12,8 +12,8 @@ toc::[]
 The following list highlights some of the most commonly used {openshift-networking} features available on your cluster:
 
 - Primary cluster network provided by either of the following Container Network Interface (CNI) plugins:
-  * xref:../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[OVN-Kubernetes network plugin], the default plugin
-  * xref:../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
+  * xref:../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[OVN-Kubernetes network plugin], the default plugin
+  * xref:../../networking/ovn_kubernetes_network_provider/about-ovn-kubernetes.adoc#about-ovn-kubernetes[About the OVN-Kubernetes network plugin]
 - Certified 3rd-party alternative primary network plugins
 - Cluster Network Operator for network plugin management
 - Ingress Operator for TLS encrypted web traffic