fix(vulnerability): default sort with lastUpdated

Signed-off-by: Gaurav Mishra <[email protected]>

Author: GMishx

rest/resource-server/src/main/java/org/eclipse/sw360/rest/resourceserver/vulnerability/Sw360VulnerabilityService.java

@@ -339,18 +339,19 @@ public List<ReleaseClearingStatusData> getReleasesClearingStatusWithAccessibilit
      * @return a PaginationData object representing the pagination information
      */
     private static PaginationData pageableToPaginationData(@NotNull Pageable pageable) {
-        VulnerabilitySortColumn column = VulnerabilitySortColumn.BY_EXTERNALID;
+        VulnerabilitySortColumn column = VulnerabilitySortColumn.BY_LASTUPDATED;
         boolean ascending = false;
 
         if (pageable.getSort().isSorted()) {
             Sort.Order order = pageable.getSort().iterator().next();
             String property = order.getProperty();
             column = switch (property) {
+                case "externalId" -> VulnerabilitySortColumn.BY_EXTERNALID;
                 case "title" -> VulnerabilitySortColumn.BY_TITLE;
                 case "cvss" -> VulnerabilitySortColumn.BY_WEIGHTING;
                 case "publishDate" -> VulnerabilitySortColumn.BY_PUBLISHDATE;
                 case "lastUpdateDate" -> VulnerabilitySortColumn.BY_LASTUPDATED;
-                default -> column; // Default to BY_EXTERNALID if no match
+                default -> column; // Default to BY_LASTUPDATED if no match
             };
             ascending = order.isAscending();
         }