删除无用use

app/business/controllers/BaseController.php

@@ -3,8 +3,6 @@
 namespace business\controllers;
 
 use biz\admin\services\AdminToMerchantService;
-use biz\goods\services\CategoryRelateService;
-use biz\goods\services\UsageRelationService;
 use biz\merchant\services\AdminService;
 use biz\merchant\services\MerchantAssetService;
 use biz\merchant\services\MerchantExtendService;