Add the comma after the last array element

Signed-off-by: Xheni Myrtaj <myrtajxheni@gmail.com>

Author: xh3n1

tests/Integration/Controller/ListControllerTest.php

@@ -118,7 +118,7 @@ public function getListsWithCurrentSessionKeyReturnsListData()
                     'public' => true,
                     'category' => '',
                     'id' => 3,
-                ]
+                ],
             ]
         );
     }