fix: configurazione php-cs-fix

Author: Pek5892

.php-cs-fixer.php

@@ -5,7 +5,6 @@
     ->exclude('.couscous')
     ->exclude('node_modules')
     ->exclude('vendor')
-    ->exclude('tests')
     ->ignoreDotFiles(true)
     ->ignoreVCS(true)
     ->in(__DIR__);