modify call appp.Shopping.submit client type

@@ -351,7 +351,7 @@ class CartData
         $param = Yohobuy::param();
         $param['debug'] = 'Y';
         $param['client_type'] = 'h5'; // 需要ERP统计WAP的下单量
-        $param['private_key'] = Yohobuy::$privateKeyList['android'];
+        $param['private_key'] = Yohobuy::$privateKeyList['android']; // H5默认使用Android的私钥
         $param['method'] = 'app.Shopping.submit';
         $param['address_id'] = $addressId;
         $param['cart_type'] = $cartType;