fix 临时移除

Src/Dlhis.Canteen/Order/Services/Implements/BalanceService.cs

@@ -438,7 +438,7 @@ public class BalanceService : IBalanceService
         var lst = new List<AverageDailyResponse>();
         foreach (var code in codes)
         {
-            var br = brs.Where(x => x.UserCode == code).FirstOrDefault();
+            var br = brs.FirstOrDefault(x => x.UserCode == code);
             var res = br.Adapt<AverageDailyResponse>();
             var dailyNumber = SameDay(brs, code);
             res.AverageAmount = dailyNumber;