doc: V2.0.2 release updater (#760)

update 2.0.0 change log

Author: luky116

changes/2.0.0.md

@@ -71,6 +71,7 @@ The version is updated as follows:
 - [[#714](https://github.com/apache/incubator-seata-go/pull/714)] optimize the speed of build lock key
 - [[#719](https://github.com/apache/incubator-seata-go/pull/719)] only save insertd filed when execute insert SQL in AT
 - [[#721](https://github.com/apache/incubator-seata-go/pull/721)] fix the issue where the translation bot is not working
+- [[#758](https://github.com/apache/incubator-seata-go/pull/758)] remove unusen files
 
 ### test:
 
@@ -88,6 +89,7 @@ The version is updated as follows:
 - [[#644](https://github.com/apache/incubator-seata-go/pull/644)] optimize readme file
 - [[#686](https://github.com/apache/incubator-seata-go/pull/686)] add more linter in ci
 - [[#737](https://github.com/apache/incubator-seata-go/pull/737)] modify the readme file and update the currently completed work
+- [[#756](https://github.com/apache/incubator-seata-go/pull/756)] update license checker
 
 
 ### contributors:

changes/2.0.0_zh.md

@@ -71,6 +71,7 @@ Seata-go 是一款开源的分布式事务解决方案，提供高性能和简
 - [[#721](https://github.com/apache/incubator-seata-go/pull/721)] 修复翻译机器人无法工作的问题
 - [[#719](https://github.com/apache/incubator-seata-go/pull/719)] Insert SQL 的 undo log 只保留插入的字段
 - [[#714](https://github.com/apache/incubator-seata-go/pull/714)] 优化构建锁键的速度
+- [[#758](https://github.com/apache/incubator-seata-go/pull/758)] 移除无用的文件
 
 ### test:
 
@@ -88,6 +89,7 @@ Seata-go 是一款开源的分布式事务解决方案，提供高性能和简
 - [[#644](https://github.com/apache/incubator-seata-go/pull/644)] 优化 readme 文件
 - [[#686](https://github.com/apache/incubator-seata-go/pull/686)] 在 ci 中添加更多的 linter
 - [[#737](https://github.com/apache/incubator-seata-go/pull/737)] 更新 readme 文件中已完成的工作
+- [[#756](https://github.com/apache/incubator-seata-go/pull/756)] 添加 license 检查逻辑 
 
 
 ### contributors: