Update README.md

Author: xiami2021

README.md

@@ -22,7 +22,7 @@
 ## 下载
 用迅雷\离线下载可能会快一点
 - [Windows](https://github.91chifun.workers.dev//https://github.com/xiami2021/backup/releases/download/0.0.7/Setup.0.0.7.exe)  
-- [Mac](https://github.91chifun.workers.dev//https://github.com/xiami2021/backup/releases/download/0.0.6/0.0.6.dmg)
+- [Mac](https://github.91chifun.workers.dev//https://github.com/xiami2021/backup/releases/download/0.0.7/0.0.7.dmg)