Merge pull request kubernetes#45011 from steve-hardman/add-cni-link

Add link to supported networking addons in "Creating a cluster with kubeadm" page

Author: k8s-ci-robot

content/en/docs/setup/production-environment/tools/kubeadm/create-cluster-kubeadm.md

@@ -333,7 +333,10 @@ support [Network Policy](/docs/concepts/services-networking/network-policies/).
 See a list of add-ons that implement the
 [Kubernetes networking model](/docs/concepts/cluster-administration/networking/#how-to-implement-the-kubernetes-network-model).
 
-You can install a Pod network add-on with the following command on the
+
+Please refer to the [Installing Addons](/docs/concepts/cluster-administration/addons/#networking-and-network-policy)
+page for a non-exhaustive list of networking addons supported by Kubernetes. 
+You can install a Pod network add-on with the following command on the 
 control-plane node or a node that has the kubeconfig credentials:
 
 ```bash