Hooks intro: Add reference to React Native support in 0.59 (#2250)

Following #2244 https://github.com/reactjs/reactjs.org/pull/2244

content/docs/hooks-intro.md

@@ -32,6 +32,7 @@ This new function `useState` is the first "Hook" we'll learn about, but this exa
 >Note
 >
 >React 16.8.0 is the first release to support Hooks. When upgrading, don't forget to update all packages, including React DOM.
+>React Native supports Hooks since [the 0.59 release of React Native](https://facebook.github.io/react-native/blog/2019/03/12/releasing-react-native-059).
 
 ## Video Introduction {#video-introduction}