feat(shop): 添加买家备注功能

- 在订单确认页面添加买家备注字段
- 在支付请求中包含买家备注信息

src/shop/orderConfirm/index.tsx

@@ -76,7 +76,8 @@ const OrderConfirm = () => {
       address.id,
       {
         comments: goods.name,
-        deliveryType: 0
+        deliveryType: 0,
+        buyerRemarks: '',
       }
     );
 

src/utils/payment.ts

@@ -170,6 +170,7 @@ export function buildSingleGoodsOrder(
     selfTakeMerchantId?: number;
     skuId?: number;
     specInfo?: string;
+    buyerRemarks?: string;
   }
 ): OrderCreateRequest {
   return {