fix storage path for unit tests

Author: vitorccs

tests/Data/Storage/.gitignore

@@ -0,0 +1,2 @@
+*
+!.gitignore

tests/TestCase.php

@@ -75,9 +75,6 @@ protected function getEnvironmentSetUp($app)
         $app['config']->set('filesystems.default', 'local');
         $app['config']->set('filesystems.disks.local.root', realpath(__DIR__ . '/Data/Storage'));
 
-        $app['config']->set('filesystems.disks.samples.driver', 'local');
-        $app['config']->set('filesystems.disks.samples.root', realpath(__DIR__ . '/Data/Samples'));
-
         $app['config']->set('database.default', 'testing');
         $app['config']->set('database.connections.testing', [
             'driver' => env('DB_DRIVER', 'sqlite'),