docs: Fix link to the npm badge in the readme

Author: okonet

README.md

@@ -1,7 +1,7 @@
 # attr-accept
 JavaScript implementation of the "accept" attribute for HTML5 `<input type="file">`
 
-[![Build Status](https://travis-ci.org/okonet/attr-accept.svg?branch=master)](https://travis-ci.org/okonet/attr-accept)
+[![Build Status](https://travis-ci.org/react-dropzone/attr-accept.svg?branch=master)](https://travis-ci.org/react-dropzone/attr-accept)
 [![npm version](https://badge.fury.io/js/attr-accept.svg)](https://badge.fury.io/js/attr-accept)
 [![semantic-release](https://img.shields.io/badge/%20%20%F0%9F%93%A6%F0%9F%9A%80-semantic--release-e10079.svg)](https://github.com/semantic-release/semantic-release)