update 更新协议地址

README.md

@@ -7,7 +7,7 @@
 [![码云Gitee](https://gitee.com/dromara/RuoYi-Cloud-Plus/badge/star.svg?theme=blue)](https://gitee.com/dromara/RuoYi-Cloud-Plus)
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-[![License](https://img.shields.io/badge/License-MIT-blue.svg)](https://gitee.com/dromara/RuoYi-Cloud-Plus/blob/master/LICENSE)
+[![License](https://img.shields.io/badge/License-MIT-blue.svg)](https://gitee.com/dromara/RuoYi-Cloud-Plus/blob/2.X/LICENSE)
 [![使用IntelliJ IDEA开发维护](https://img.shields.io/badge/IntelliJ%20IDEA-提供支持-blue.svg)](https://www.jetbrains.com/?from=RuoYi-Cloud-Plus)
 <br>
 [![RuoYi-Cloud-Plus](https://img.shields.io/badge/RuoYi_Cloud_Plus-2.3.0-success.svg)](https://gitee.com/dromara/RuoYi-Cloud-Plus)