fix：预测指标参与画图，领先、滞后时，预测开始日期也要领先、滞后对应期数

services/data/chart_info.go

@@ -367,7 +367,7 @@ func getEdbDataMapList(chartInfoId, chartType int, calendar, startDate, endDate
 						err = tmpErr
 						return
 					}
-					v.LatestDate = latestDateTime.AddDate(0, 0, day).Format(utils.FormatDate)
+					item.LatestDate = latestDateTime.AddDate(0, 0, day).Format(utils.FormatDate)
 				}
 			} else {
 				startDateReal = startDate