Change to use the matched translated url for zh-cn index

Author: dongxuwang

_zh-cn/index.md

@@ -65,11 +65,11 @@ scala2-sections:
       - title: "Scala之旅"
         description: "核心语言特性简介"
         icon: "fa fa-flag"
-        link: /tour/tour-of-scala.html
+        link: /zh-cn/tour/tour-of-scala.html
       - title: "Java程序员Scala入门"
         description: "为具有Java背景的程序员准备的Scala简介"
         icon: "fa fa-coffee"
-        link: /tutorials/scala-for-java-programmers.html
+        link: /zh-cn/tutorials/scala-for-java-programmers.html
     more-resources:
       - title: 在线课程、练习和博客
         url: /learn.html
@@ -85,15 +85,15 @@ scala2-sections:
       - title: "总览"
         description: "涵盖Scala各种特性的深度分析文档"
         icon: "fa fa-database"
-        link: /overviews/index.html
+        link: /zh-cn/overviews/index.html
       - title: "风格引导"
         description: "深度指导如何写出地道的Scala代码"
         icon: "fa fa-bookmark"
         link: /style/index.html
       - title: "速查"
         description: "包含Scala基础语法的速查手册"
         icon: "fa fa-list"
-        link: /cheatsheets/index.html    
+        link: /zh-cn/cheatsheets/index.html
       - title: "Scala常见问题"
         description: "Scala语言特性的常见问题及答案"
         icon: "fa fa-question-circle"