docs: update README.md [skip ci]

Author: allcontributors[bot]

README.md

@@ -1,6 +1,6 @@
 # django-unicorn
 <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 The magical fullstack framework for Django. ✨
 
@@ -51,6 +51,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="https://python3.ninja"><img src="https://avatars1.githubusercontent.com/u/44167?v=4" width="100px;" alt=""/><br /><sub><b>Andres Vargas</b></sub></a><br /><a href="https://github.com/adamghill/django-unicorn/commits?author=zodman" title="Code">💻</a></td>
+    <td align="center"><a href="https://adamghill.com"><img src="https://avatars0.githubusercontent.com/u/317045?v=4" width="100px;" alt=""/><br /><sub><b>Adam Hill</b></sub></a><br /><a href="https://github.com/adamghill/django-unicorn/commits?author=adamghill" title="Code">💻</a> <a href="https://github.com/adamghill/django-unicorn/commits?author=adamghill" title="Tests">⚠️</a></td>
   </tr>
 </table>