Apply fixes from Duster

Author: Jade-GG

tests/TestCase.php

@@ -3,7 +3,6 @@
 namespace Rapidez\Core\Tests;
 
 use Illuminate\Foundation\Testing\DatabaseTransactions;
-use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Schema;
 use Orchestra\Testbench\TestCase as BaseTestCase;
 use Rapidez\Core\Facades\Rapidez;