Merge pull request #13384 from SORMAS-Foundation/bugfix-13361-sorting-error-in-disease-variant-case-directory

fixed 13361 sorting error in disease variant column of case directory

Author: obinna-h-n

sormas-backend/src/main/java/de/symeda/sormas/backend/caze/CaseListCriteriaBuilder.java

@@ -279,7 +279,7 @@ private List<Expression<?>> getIndexOrders(SortProperty sortProperty, Root<Case>
 		case CaseIndexDto.FOLLOW_UP_UNTIL:
 		case CaseIndexDto.VACCINATION_STATUS:
 		case CaseIndexDto.DISEASE_VARIANT:
-			return Collections.singletonList(caze.get(sortProperty.propertyName));
+			return Collections.singletonList(caze.get(Case.DISEASE_VARIANT_VALUE));
 		case CaseIndexDto.EXTERNAL_ID:
 		case CaseIndexDto.EXTERNAL_TOKEN:
 		case CaseIndexDto.INTERNAL_TOKEN: