fix: kpi granularity column update to NULL

src/modules/crontask/processor/getStateFromNE/getStateFromNE.go

@@ -117,7 +117,7 @@ func (s *BarProcessor) Execute(data any) (any, error) {
 			state := new(SystemState)
 			_ = json.Unmarshal(response.Body(), &state)
 			var dateStr *string = nil
-			if state.ExpiryDate != "" {
+			if state.ExpiryDate != "" && state.ExpiryDate != "-" {
 				dateStr = &state.ExpiryDate
 			}
 			neState := new(dborm.NeState)