[fix] move Throwable import statement to the bottom to comply with styleci rules

Author: roshangautam

tests/TestCase.php

@@ -5,14 +5,14 @@
 use Collective\Html\FormFacade;
 use Collective\Html\HtmlFacade;
 use Collective\Html\HtmlServiceProvider;
-use Throwable;
 use Exception;
 use Illuminate\Contracts\Debug\ExceptionHandler;
 use Illuminate\Support\Facades\Auth;
 use Orchestra\Testbench\Exceptions\Handler;
 use Studio\Totem\Providers\TotemServiceProvider;
 use Studio\Totem\Totem;
 use Studio\Totem\User;
+use Throwable;
 
 class TestCase extends \Orchestra\Testbench\TestCase
 {