update

src/Grid/Column/Filter.php

@@ -6,7 +6,6 @@ use Dcat\Admin\Grid\Column;
 use Dcat\Admin\Grid\Model;
 use Dcat\Admin\Support\Helper;
 use Illuminate\Contracts\Support\Renderable;
-use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\URL;
 
 abstract class Filter implements Renderable