update puppeteer descriptions

Author: renatocfrancisco

topics/puppeteer/index.md

@@ -5,8 +5,8 @@ topic: puppeteer
 related: automation, chromium
 logo: puppeteer.png
 released: 2018
-short_description: Puppeteer is a Node.js library that provides an API to control Chrome/Chromium over the DevTools Protocol.
+short_description: Node.js library that provides an API to control Chrome/Chromium over the DevTools Protocol.
 url: https://pptr.dev/
 github_url: https://github.com/puppeteer/puppeteer
 ---
-Puppeteer is a Node.js library that provides an API to control Chrome/Chromium over the DevTools Protocol.
+Puppeteer is a Node.js library that provides an API to control Chrome/Chromium over the DevTools Protocol. Mainly used for tests, interaction automation in web applications, taking screenshots and scraping data of web pages.