Resolve thread from PR

Author: lilstiffy

File-Integrity-Scanner/src/main/java/org/pwss/file_integrity_scanner/msr/service/scan/ScanServiceImpl.java

@@ -246,17 +246,16 @@ private boolean finalizeScanTask(Scan scanInstance, List<File> files) {
 
             scanInstance.setStatus(ScanStatus.FAILED.toString());
             repository.save(scanInstance);
+            return false; // Scan Failed
         } finally {
             // Remove the task from active tasks regardless of success or failure
             if (activeScanTasks.containsKey(dirPath)) {
                 activeScanTasks.remove(dirPath);
                 log.info("Removed scan task for directory: {}", dirPath);
             }
         }
-        return false; // Shouldn't reach here under normal execution
     }
 
-
     /**
      * Processes a file by checking its existence in the database, updating or
      * creating