Update content/blog/2019-02-06-react-v16.8.0.md

Co-Authored-By: QiChang Li <github@liqichang.com>

Author: JiyuShao

content/blog/2019-02-06-react-v16.8.0.md

@@ -3,7 +3,7 @@ title: "React v16.8：Hook 发布"
 author: [gaearon]
 ---
 
-从 React 16.8 开始，已经是带有 [React Hook](/docs/hooks-intro.html) 的稳定发布版本啦！
+从 React 16.8 开始，[React Hook](/docs/hooks-intro.html) 稳定版本正式发布啦！
 
 ## 什么是 Hook？{#what-are-hooks}