[php-cs-fixer] Use PHP 8.5

Author: hlecorche

.github/workflows/tests.yml

@@ -23,7 +23,7 @@ jobs:
                     -   php-version: '8.5'
 
                     #CS
-                    -   php-version: '8.2'
+                    -   php-version: '8.5'
                         description: 'with Coding Standards'
                         coding-standards: true