Merge pull request #12 from koffinate/analysis-A7PgLB

Apply fixes from StyleCI

Author: yusronarif

src/GroupItem.php

@@ -3,7 +3,6 @@
 namespace Kfn\Menu;
 
 use Closure;
-use Exception;
 use Illuminate\Support\Fluent;
 use Kfn\Menu\Enum\MenuType;
 

src/SubMenu.php

@@ -5,10 +5,8 @@
 namespace Kfn\Menu;
 
 use Closure;
-use Exception;
 use Illuminate\Support\Fluent;
 use Kfn\Menu\Enum\MenuType;
-use Throwable;
 
 /**
  * @implements \Kfn\Menu\Contracts\GroupedMenu