Remove Travis badge :gg:

Author: mesaugat

README.md

@@ -1,7 +1,6 @@
 # Async Store
 
 [![npm](https://img.shields.io/npm/v/@leapfrogtechnology/async-store.svg?style=flat-square)](https://www.npmjs.com/package/@leapfrogtechnology/async-store)
-[![Travis](https://img.shields.io/travis/com/leapfrogtechnology/async-store.svg?style=flat-square)](https://app.travis-ci.com/github/leapfrogtechnology/async-store)
 [![Codecov](https://img.shields.io/codecov/c/github/leapfrogtechnology/async-store?style=flat-square)](https://codecov.io/gh/leapfrogtechnology/async-store)
 [![LICENSE](https://img.shields.io/github/license/leapfrogtechnology/async-store.svg?style=flat-square)](https://github.com/leapfrogtechnology/async-store/blob/master/LICENSE)
 [![PRs Welcome](https://img.shields.io/badge/PRs-welcome-brightgreen.svg?style=flat-square)](https://github.com/leapfrogtechnology/async-store#contributing)