fix(coupon): change result

@@ -623,12 +623,6 @@ class featureModel extends global.yoho.BaseModel {
 
         const isRequired = result.data.some(i => i.checkRequired);
 
-        if (!isRequired) {
-            return {
-                error: '出错了~'
-            };
-        }
-
         return {
             checkRequired: isRequired
         };