fix 修复已知问题

Src/Dlhis.ScheduledTask/Common/Response/SapBusinessTripInfoResponse.cs

@@ -41,13 +41,13 @@ public class SapBusinessTripInfoItem
     /// 开始时间
     /// </summary>
     [JsonProperty("OV_BEGUZ")]
-    public TimeOnly BeginDateTime { get; set; }
+    public TimeOnly? BeginDateTime { get; set; }
 
     /// <summary>
     /// 结束时间
     /// </summary>
     [JsonProperty("OV_ENDUZ")]
-    public TimeOnly EndDateTime { get; set; }
+    public TimeOnly? EndDateTime { get; set; }
 
     /// <summary>
     /// 出差类型
@@ -72,7 +72,7 @@ public class SapBusinessTripInfoItem
     /// </summary>
     [JsonProperty("OV_ABWTG")]
     public double Day { get; set; }
-        
+
     /// <summary>
     /// 出差目的地
     /// </summary>