线上 NoSuchElementException bug修复

Signed-off-by: 周晓航 <xiaohang.zhou@freemud.com>

shopping-cart-application-service/src/main/java/cn/freemud/service/impl/calculate/CalculationCommonService.java

@@ -122,8 +122,7 @@ public class CalculationCommonService {
 
         CalculationSharingDiscountResponseDto.CalculationDiscountResult.Goods find = goods
                 .stream().filter((k) -> k.getCartGoodsUid().equals(cartGoods.getCartGoodsUid()))
-                .findFirst()
-                .get();
+                .findFirst().orElse(null);
 
         if (find == null) return;
         cartGoods.setAmount(find.getRealAmount());