[zh-cn]Sync content/zh-cn/docs/contribute/_index.md

Author: kinzhi

content/zh-cn/docs/contribute/_index.md

@@ -216,7 +216,7 @@ Figure 2. Preparation for your first contribution.
 图 2. 第一次贡献的准备工作。
 
 <!--
-- Read the [Contribution overview](/docs/contribute/new-content/overview/) to
+- Read the [Contribution overview](/docs/contribute/new-content/) to
   learn about the different ways you can contribute.
 - Check [`kubernetes/website` issues list](https://github.com/kubernetes/website/issues/)
   for issues that make good entry points.

content/zh-cn/docs/contribute/advanced.md

@@ -15,7 +15,7 @@ weight: 98
 
 <!--
 This page assumes that you understand how to
-[contribute to new content](/docs/contribute/new-content/overview) and
+[contribute to new content](/docs/contribute/new-content/) and
 [review others' work](/docs/contribute/review/reviewing-prs/), and are ready
 to learn about more ways to contribute. You need to use the Git command line
 client and other tools for some of these tasks.