fix: workflow name in readme

Author: kauffinger

README.md

@@ -1,5 +1,5 @@
 [![Latest Version on Packagist](https://img.shields.io/packagist/v/kauffinger/php-codemap.svg?style=flat-square)](https://packagist.org/packages/kauffinger/php-codemap)
-[![Linting](https://img.shields.io/github/actions/workflow/status/kauffinger/php-codemap/formats.yml?branch=main&label=linting&style=flat-square)](https://github.com/kauffinger/php-codemap/actions/workflows/checks.yml)
+[![Linting](https://img.shields.io/github/actions/workflow/status/kauffinger/php-codemap/checks.yml?branch=main&label=linting&style=flat-square)](https://github.com/kauffinger/php-codemap/actions/workflows/checks.yml)
 [![Tests](https://img.shields.io/github/actions/workflow/status/kauffinger/php-codemap/tests.yml?branch=main&label=tests&style=flat-square)](https://github.com/kauffinger/php-codemap/actions/workflows/tests.yml)
 [![Total Downloads](https://img.shields.io/packagist/dt/kauffinger/php-codemap.svg?style=flat-square)](https://packagist.org/packages/kauffinger/php-codemap)