Merge pull request #32850 from my-git9/addons1

[zh] Update addons.md

Author: k8s-ci-robot

content/zh/docs/concepts/cluster-administration/addons.md

@@ -39,7 +39,7 @@ Add-ons 扩展了 Kubernetes 的功能。
 * [OVN4NFV-K8S-Plugin](https://github.com/opnfv/ovn4nfv-k8s-plugin) is OVN based CNI controller plugin to provide cloud native based Service function chaining(SFC), Multiple OVN overlay networking, dynamic subnet creation, dynamic creation of virtual networks, VLAN Provider network, Direct provider network and pluggable with other Multi-network plugins, ideal for edge based cloud native workloads in Multi-cluster networking
 * [NSX-T](https://docs.vmware.com/en/VMware-NSX-T/2.0/nsxt_20_ncp_kubernetes.pdf) Container Plug-in (NCP) provides integration between VMware NSX-T and container orchestrators such as Kubernetes, as well as integration between NSX-T and container-based CaaS/PaaS platforms such as Pivotal Container Service (PKS) and OpenShift.
 * [Nuage](https://github.com/nuagenetworks/nuage-kubernetes/blob/v5.1.1-1/docs/kubernetes-1-installation.rst) is an SDN platform that provides policy-based networking between Kubernetes Pods and non-Kubernetes environments with visibility and security monitoring.
-* [Romana](http://romana.io) is a Layer 3 networking solution for pod networks that also supports the [NetworkPolicy API](/docs/concepts/services-networking/network-policies/). Kubeadm add-on installation details available [here](https://github.com/romana/romana/tree/master/containerize).
+* **Romana** is a Layer 3 networking solution for pod networks that also supports the [NetworkPolicy API](/docs/concepts/services-networking/network-policies/). Kubeadm add-on installation details available [here](https://github.com/romana/romana/tree/master/containerize).
 * [Weave Net](https://www.weave.works/docs/net/latest/kubernetes/kube-addon/) provides networking and network policy, will carry on working on both sides of a network partition, and does not require an external database.
 -->
 ## 网络和网络策略
@@ -79,8 +79,8 @@ Add-ons 扩展了 Kubernetes 的功能。
   CaaS / PaaS 平台（例如关键容器服务（PKS）和 OpenShift）之间的集成。
 * [Nuage](https://github.com/nuagenetworks/nuage-kubernetes/blob/v5.1.1-1/docs/kubernetes-1-installation.rst)
   是一个 SDN 平台，可在 Kubernetes Pods 和非 Kubernetes 环境之间提供基于策略的联网，并具有可视化和安全监控。
-* [Romana](https://romana.io) 是一个 pod 网络的第三层解决方案，并支持[
-  NetworkPolicy API](/zh/docs/concepts/services-networking/network-policies/)。
+* Romana 是一个 pod 网络的第三层解决方案，并支持
+  [NetworkPolicy API](/zh/docs/concepts/services-networking/network-policies/)。
   Kubeadm add-on 安装细节可以在[这里](https://github.com/romana/romana/tree/master/containerize)找到。
 * [Weave Net](https://www.weave.works/docs/net/latest/kubernetes/kube-addon/)
   提供在网络分组两端参与工作的网络和网络策略，并且不需要额外的数据库。