Sets the requested intervals for all workflow
        :param requested_intervals: The requested intervals
        :return: None
        :type requested_intervals: TimeIntervals

def set_all_requested_intervals(self, requested_intervals):
        """
        Sets the requested intervals for all workflow
        :param requested_intervals: The requested intervals
        :return: None
        :type requested_intervals: TimeIntervals
        """
        for workflow_id in self.workflows:
            if self.workflows[workflow_id].online:
                self.workflows[workflow_id].requested_intervals = requested_intervals