remove unneeded import

src/Commands/GenerateDocumentation.php

@@ -9,7 +9,6 @@ use Mpociot\Reflection\DocBlock;
 use Illuminate\Support\Collection;
 use Mpociot\ApiDoc\Tools\Generator;
 use Mpociot\ApiDoc\Tools\RouteMatcher;
-use Illuminate\Support\Facades\Storage;
 use Mpociot\Documentarian\Documentarian;
 use Mpociot\ApiDoc\Postman\CollectionWriter;