Update network-plugins.md

Author: tengqm

content/en/docs/concepts/extend-kubernetes/compute-storage-net/network-plugins.md

@@ -172,9 +172,7 @@ metadata:
 
 ## {{% heading "whatsnext" %}}
 
-* Learn about [Network Policies](/docs/concepts/services-networking/network-policies/) using network
-  plugins
-* Learn about [Cluster Networking](/docs/concepts/cluster-administration/networking/)
-  with network plugins
-* Learn about the [Troubleshooting CNI plugin-related errors](/docs/tasks/administer-cluster/migrating-from-dockershim/troubleshooting-cni-plugin-related-errors/)
+- Learn more about [Cluster Networking](/docs/concepts/cluster-administration/networking/)
+- Learn more about [Network Policies](/docs/concepts/services-networking/network-policies/)
+- Learn about the [Troubleshooting CNI plugin-related errors](/docs/tasks/administer-cluster/migrating-from-dockershim/troubleshooting-cni-plugin-related-errors/)