Add missing sanitization

Co-authored-by: Cédric Anne <cedric.anne@gmail.com>

src/CommonITILTask.php

@@ -696,7 +696,7 @@ private function addToMergedTickets()
             $input['uuid'] = \Ramsey\Uuid\Uuid::uuid4();
 
             $task = new static();
-            $task->add($input);
+            $task->add(Sanitizer::sanitize($input));
         }
     }