Update Italian language files [skip ci]

resources/lang/it_IT/config.php

@@ -1,9 +1,8 @@
 <?php
-declare(strict_types=1);
 
 /**
  * config.php
- * Copyright (c) 2017 thegrumpydictator@gmail.com
+ * Copyright (c) 2018 thegrumpydictator@gmail.com
  *
  * This file is part of Firefly III.
  *
@@ -21,6 +20,8 @@ declare(strict_types=1);
  * along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
  */
 
+declare(strict_types=1);
+
 return [
     'html_language'    => 'it',
     'locale'           => 'it, Italiano, it_IT, it_IT.utf8, it_IT.UTF-8',