chore: fix styling

Author: mychidarko

src/Middleware.php

@@ -52,7 +52,7 @@ final public function getNextMiddleware()
 
     /**
      * Call the next middleware
-     * 
+     *
      * @param mixed $data Data to pass to the next middleware/route
      */
     final public function next($data = null)

tests/middleware.test.php

@@ -36,7 +36,7 @@ class AppMid2 extends \Leaf\Middleware
         public function call()
         {
             $this->next([
-                'data' => 'Some data'
+                'data' => 'Some data',
             ]);
         }
     }