docs(readme): dynamic all-contributors badge (#526)

Author: oxcened

README.md

@@ -18,7 +18,7 @@
   <img src='https://img.shields.io/badge/License-MIT-green.svg' alt='MIT'>
   </a>
   <a href='#contributors'>
-  <img src='https://img.shields.io/badge/all_contributors-5-orange.svg?style=flat-square' alt='All Contributors'>
+  <img src='https://img.shields.io/github/all-contributors/qwikifiers/qwik-ui?style=flat-square&color=orange' alt='All Contributors'>
   </a>
 
 </div>