去除README中MultipleItemRvAdapter的介绍，避免pull request不通过

Author: chaychan

README.md

@@ -9,7 +9,6 @@ kotlin demo :[BRVAH_kotlin](https://github.com/AllenCoder/BRVAH_kotlin)
 # Document
 - [English](https://github.com/CymChad/BaseRecyclerViewAdapterHelper/wiki)
 - [中文](http://www.jianshu.com/p/b343fcff51b0)  
-- [多布局改进(MultipleItemRvAdapter的使用)](https://www.jianshu.com/p/a6cd8859c9fa)  
 
 ## [UI](https://github.com/CymChad/BaseRecyclerViewAdapterHelper/issues/694)
 ## Demo