message: docs: update circleci badge
diff: [![Join the chat at https://gitter.im/chevrotain-parser/Lobby](https://badges.gitter.im/chevrotain-parser/Lobby.svg)](https://gitter.im/chevrotain-parser/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
  -[![npm](https://img.shields.io/npm/v/chevrotain.svg)](https://www.npmjs.com/package/chevrotain)
  -[![CircleCI](https://circleci.com/gh/chevrotain/chevrotain.svg?style=svg)](https://circleci.com/gh/chevrotain/chevrotain)
  +[![npm](https://img.shields.io/npm/v/chevrotain.svg)](https://www.npmjs.com/package/chevrotain
  +[![CircleCI](https://circleci.com/gh/Chevrotain/chevrotain.svg?style=svg)](https://circleci.com/gh/chevrotain/chevrotain)
  [![styled with prettier](https://img.shields.io/badge/styled_with-prettier-ff69b4.svg)](https://github.com/prettier/prettier)
  [![Commitizen friendly](https://img.shields.io/badge/commitizen-friendly-brightgreen.svg)](http://commitizen.github.io/cz-cli/)
  [![dependentbot](https://api.dependabot.com/badges/status?host=github&repo=chevrotain/chevrotain)](https://dependabot.com/)
  