docs: fix packagist url in readme files

Author: josantonius

.github/lang/es-ES/README.md

@@ -1,6 +1,6 @@
 # PHP HTTP Status Code library
 
-[![Latest Stable Version](https://poser.pugx.org/josantonius/http-status-code/v/stable)](https://packagist.org/packages/josantonius/php-http-status-code)
+[![Latest Stable Version](https://poser.pugx.org/josantonius/http-status-code/v/stable)](https://packagist.org/packages/josantonius/http-status-code)
 [![License](https://poser.pugx.org/josantonius/http-status-code/license)](LICENSE)
 [![Total Downloads](https://poser.pugx.org/josantonius/http-status-code/downloads)](https://packagist.org/packages/josantonius/http-status-code)
 [![CI](https://github.com/josantonius/php-http-status-code/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/josantonius/php-http-status-code/actions/workflows/ci.yml)

README.md

@@ -1,6 +1,6 @@
 # PHP HTTP Status Code library
 
-[![Latest Stable Version](https://poser.pugx.org/josantonius/http-status-code/v/stable)](https://packagist.org/packages/josantonius/php-http-status-code)
+[![Latest Stable Version](https://poser.pugx.org/josantonius/http-status-code/v/stable)](https://packagist.org/packages/josantonius/http-status-code)
 [![License](https://poser.pugx.org/josantonius/http-status-code/license)](LICENSE)
 [![Total Downloads](https://poser.pugx.org/josantonius/http-status-code/downloads)](https://packagist.org/packages/josantonius/http-status-code)
 [![CI](https://github.com/josantonius/php-http-status-code/actions/workflows/ci.yml/badge.svg?branch=main)](https://github.com/josantonius/php-http-status-code/actions/workflows/ci.yml)