added content to 104-native-drivers.md (#2676)

* added content to 104-native-drivers.md

* Update content/roadmaps/107-nodejs/content/110-nodejs-databases/100-relational/104-native-drivers.md

Co-authored-by: Kamran Ahmed <kamranahmed.se@gmail.com>

content/roadmaps/107-nodejs/content/110-nodejs-databases/100-relational/104-native-drivers.md

@@ -1,5 +1,7 @@
 # Native drivers
 
+NativeDriver is an implementation of the WebDriver API which drives the UI of a native application rather than a web application. It extends the WebDriver API in a few key places, and re-interprets the existing API for native applications.
+
 - MySQL:
   - [`mysql`](https://www.npmjs.com/package/mysql)
   - [`mysql2`](https://www.npmjs.com/package/mysql2)