Update README.md

Author: LasseRafn

README.md

@@ -6,8 +6,8 @@ Ever seen those avatars (basically everywhere) that has your initials — mine w
 </p>
 
 <p align="center"> 
-<a href="https://travis-ci.org/LasseRafn/php-initial-avatar-generator"><img src="https://img.shields.io/travis/LasseRafn/php-initial-avatar-generator.svg?style=flat-square" alt="Build Status"></a>
-<a href="https://coveralls.io/github/LasseRafn/php-initial-avatar-generator"><img src="https://img.shields.io/coveralls/LasseRafn/php-initial-avatar-generator.svg?style=flat-square" alt="Coverage"></a>
+<a href="https://github.com/LasseRafn/php-initial-avatar-generator/actions/workflows/test.yml"><img src="https://github.com/LasseRafn/php-initial-avatar-generator/actions/workflows/test.yml/badge.svg" alt="Build Status"></a>
+<a href="https://otterwise.app/github/lasserafn/php-initial-avatar-generator"><img src="https://img.shields.io/endpoint?url=https%3A%2F%2Fotterwise.app%2Fbadge%2Fgithub%2Flasserafn%2Fphp-initial-avatar-generator%2F6db6fcbb-95a6-446a-b5a1-15d7b1809dca" alt="OtterWise Coverage"></a>
 <a href="https://styleci.io/repos/78973710"><img src="https://styleci.io/repos/78973710/shield?branch=master" alt="StyleCI Status"></a>
 <a href="https://packagist.org/packages/LasseRafn/php-initial-avatar-generator"><img src="https://img.shields.io/packagist/dt/LasseRafn/php-initial-avatar-generator.svg?style=flat-square" alt="Total Downloads"></a>
 <a href="https://packagist.org/packages/LasseRafn/php-initial-avatar-generator"><img src="https://img.shields.io/packagist/v/LasseRafn/php-initial-avatar-generator.svg?style=flat-square" alt="Latest Stable Version"></a>