fix

AutoTurnOver.Services/SkuAutoTurnServices.cs

@@ -456,7 +456,7 @@ namespace AutoTurnOver.Services
                 var btime = thisDate.GetWeekFirstDayMon();
                 var etime = btime.GetWeekLastDaySun();
                 table.Columns.Add($"预测{btime.ToString("yyyy-MM-dd")}~{etime.ToString("yyyy-MM-dd")}销量");
-                thisDate = thisDate.AddDays(8);
+                thisDate = thisDate.AddDays(7);
             }
 
             foreach (var item in list)