fix(CI): Also apply codestyle to apps/ folder even when it's VCS ignored itself

Signed-off-by: Joas Schilling <coding@schilljs.com>
Signed-off-by: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>

.php-cs-fixer.dist.php

@@ -20,6 +20,7 @@ $config
 	->notPath('composer')
 	->notPath('node_modules')
 	->notPath('vendor')
+	->in('apps')
 	->in(__DIR__);
 
 // Ignore additional app directories