fix: Update badge link for default pipeline

Author: mfranzke

README.md

@@ -6,7 +6,7 @@
 # DB UX Design System v3 🚂💖
 
 ![Part of DB UX Design System (Version 3)](https://img.shields.io/badge/Part%20of-DB%20UX%20Design%20System%20v3-d7dce1.svg)
-![Main pipeline](https://github.com/db-ux-design-system/core-web/actions/workflows/default.yml/badge.svg)
+[![Default Pipeline](https://github.com/db-ux-design-system/core-web/actions/workflows/default.yml/badge.svg)](https://github.com/db-ux-design-system/core-web/actions/workflows/default.yml)
 ![Apache 2.0 license badge](https://img.shields.io/badge/License-Apache_2.0-blue.svg)
 [![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg?style=flat-square)](https://github.com/prettier/prettier)
 [![XO code style](https://img.shields.io/badge/code_style-XO-5ed9c7.svg)](https://github.com/xojs/xo)