Update README.md

Author: iris156

README.md

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 [![hms](https://img.shields.io/badge/hms-analytics-brightgreen)](https://developer.huawei.com/consumer/en/doc/development/HMS-References/3021004) 
 
+English | [中文](https://github.com/HMS-Core/hms-analytics-demo-javascript/blob/master/README_ZH.md)
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 ## Table of Contents
 
 * [Introduction](#introduction)