def get_availability_successor(self, current_state, transition_event):
        return self.availability_transitions.get((current_state, transition_event), None)
CloudCare enabled apps will have cloudcare_enabled set to false on downgrade.
dataset/ETHPy150Open ooici/pyon/pyon/ion/resource.py/ResourceLifeCycleSM.get_availability_successor--crossover with--dataset/ETHPy150Open dimagi/commcare-hq/corehq/apps/accounting/subscription_changes.py/DomainDowngradeStatusHandler.response_cloudcare