修复兴唐振铃开始时间为空

src/Hotline.Application/Mappers/CallMapperConfigs.cs

@@ -74,7 +74,7 @@ namespace Hotline.Application.Mappers
                 .Map(d => d.EndIvrTime, s => s.EnqueueTime)
                 .Map(d => d.BeginQueueTime, s => s.EnqueueTime)
                 .Map(d => d.EndQueueTime, s => s.DequeueTime)
-                .Map(d => d.BeginRingTime, s => s.RingStartTime)
+                .Map(d => d.BeginRingTime, s => s.ReceiveStartTime)
                 .Map(d => d.EndRingTime, s => s.ReceiveEndTime.HasValue ? s.ReceiveEndTime : s.CallEndTime)
                 .Map(d => d.AnsweredTime, s => s.ReceiveEndTime)
                 .Map(d => d.EndTime, s => s.CallEndTime)