Fixed the order

Author: HaoboGu

README.md

@@ -12,8 +12,8 @@ If you want to contribute, please read [this](CONTRIBUTING.md).
   * [Audio and Music](#audio-and-music)
   * [Blockchain](#blockchain)
   * [Database](#database)
-  * [Emulators](#emulators)
   * [Embedded](#embedded)
+  * [Emulators](#emulators)
   * [File manager](#file-manager)
   * [Games](#games)
   * [Graphics](#graphics)