fix: remove unnecessary _TaskManager._update() method

taipy/core/task/_task_manager.py

@@ -58,12 +58,6 @@ class _TaskManager(_Manager[Task], _VersionMixin):
             _DataManagerFactory._build_manager()._repository._save(dn)
         cls._repository._save(task)
 
-    @classmethod
-    def _update(cls, task: Task) -> None:
-        for dn in itertools.chain(task.input.values(), task.output.values()):
-            _DataManagerFactory._build_manager()._update(dn)
-        super()._update(task)
-
     @classmethod
     def _get_owner_id(
         cls, scope, cycle_id, scenario_id