[zh] update learning environment index (#32151)

* Update _index.md

Update setup/learning-environment/_index.md

* Update _index.md

* Update _index.md

content/zh/docs/setup/learning-environment/_index.md

@@ -11,41 +11,3 @@ weight: 20
 {{/* If you're localizing this page, you only need to copy the front matter */}}
 {{/* and add a redirect into "/static/_redirects", for YOUR localization. */}}
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-
-## kind
-
-<!--
-[`kind`](https://kind.sigs.k8s.io/docs/) lets you run Kubernetes on
-your local computer. This tool requires that you have
-[Docker](https://docs.docker.com/get-docker/) installed and configured.
-
-The kind [Quick Start](https://kind.sigs.k8s.io/docs/user/quick-start/) page
-shows you what you need to do to get up and running with kind.
--->
-你可以使用 [`kind`](https://kind.sigs.k8s.io/docs/) 来在本地计算机上运行 Kubernetes。
-此工具要求你已经安装并配置了 [Docker](https://docs.docker.com/get-docker/)。
-
-kind [快速入门](https://kind.sigs.k8s.io/docs/user/quick-start/)页面
-为你展示了如何开始使用 kind 的相关信息。 
-
-## minikube
-
-<!--
-Like `kind`, [`minikube`](https://minikube.sigs.k8s.io/) is a tool that lets you run Kubernetes
-locally. `minikube` runs a single-node Kubernetes cluster on your personal
-computer (including Windows, macOS and Linux PCs) so that you can try out
-Kubernetes, or for daily development work.
-
-You can follow the official
-[Get Started!](https://minikube.sigs.k8s.io/docs/start/) guide if your focus is
-on getting the tool installed.
--->
-与 `kind` 类似，[`minikube`](https://minikube.sigs.k8s.io/) 是一个允许你在
-本地运行 Kubernetes 的工具。`minikube` 在你的个人计算机上运行一个单节点的
-Kubernetes 集群（包括 Windows、macOS 和 Linux PC 机），这样你可以尝试
-Kubernetes 或者执行每天的开发工作。
-
-如果你所关注的是如何安装该工具，可以查阅官方的
-[Get Started!](https://minikube.sigs.k8s.io/docs/start/)
-文档。
-