[TASK] Update php-cs-fixer project defaults (#18)

Related #16

Author: gilbertsoft

templates/project_php-cs-fixer.dist.php

@@ -1,5 +1,5 @@
 <?php
 
 $config = \TYPO3\CodingStandards\CsFixerConfig::create();
-$config->getFinder()->in(__DIR__ . '/src/extensions/');
+$config->getFinder()->in(__DIR__ . '/src');
 return $config;