Code style fixes.

app/Api/V1/Controllers/CurrencyController.php

@@ -21,7 +21,6 @@
 
 declare(strict_types=1);
 
-
 namespace FireflyIII\Api\V1\Controllers;
 
 use FireflyIII\Api\V1\Requests\CurrencyRequest;
@@ -64,13 +63,14 @@ use League\Fractal\Resource\Item;
 
 /**
  * Class CurrencyController.
- *
  */
 class CurrencyController extends Controller
 {
     use AccountFilter, TransactionFilter;
+
     /** @var CurrencyRepositoryInterface The currency repository */
     private $repository;
+
     /** @var UserRepositoryInterface The user repository */
     private $userRepository;