Merge pull request SORMAS-Foundation#4151 from hzi-braunschweig/bugfix-4149-risk-level-sorting-error

SORMAS-Foundation#4149 - Fixed sorting by risk level in Event Directory

Author: BarnaBartha

sormas-backend/src/main/java/de/symeda/sormas/backend/event/EventFacadeEjb.java

@@ -277,6 +277,7 @@ public List<EventIndexDto> getIndexList(EventCriteria eventCriteria, Integer fir
 				switch (sortProperty.propertyName) {
 				case EventIndexDto.UUID:
 				case EventIndexDto.EVENT_STATUS:
+				case EventIndexDto.RISK_LEVEL:
 				case EventIndexDto.EVENT_INVESTIGATION_STATUS:
 				case EventIndexDto.DISEASE:
 				case EventIndexDto.DISEASE_DETAILS: