Update README.md

Author: childish-sambino

README.md

@@ -2,7 +2,7 @@
 
 [![BuildStatus](https://travis-ci.org/sendgrid/ruby-http-client.svg?branch=master)](https://travis-ci.org/sendgrid/ruby-http-client)
 [![Email Notifications Badge](https://dx.sendgrid.com/badge/ruby)](https://dx.sendgrid.com/newsletter/ruby)
-[![Gem Version](https://badge.fury.io/rb/sendgrid-ruby.svg)](https://badge.fury.io/rb/sendgrid-ruby)
+[![Gem Version](https://badge.fury.io/rb/ruby_http_client.svg)](https://badge.fury.io/rb/ruby_http_client)
 [![MIT licensed](https://img.shields.io/badge/license-MIT-blue.svg)](./LICENSE.md)
 [![Twitter Follow](https://img.shields.io/twitter/follow/sendgrid.svg?style=social&label=Follow)](https://twitter.com/sendgrid)
 [![GitHub contributors](https://img.shields.io/github/contributors/sendgrid/ruby-http-client.svg)](https://github.com/sendgrid/ruby-http-client/graphs/contributors)