Update file _3gpp-common-subscription-control.yang

    }

    leaf-list notificationTypes {

      type string;

      type enumeration {

        enum notifyMOICreation;

        enum notifyMOIDeletion;

        enum notifyMOIAttributeValueChanges;

        enum notifyMOIChanges;

        enum notifyEvent;

        enum notifyNewAlarm;

        enum notifyChangedAlarm;

        enum notifyAckStateChanged;

        enum notifyComments;

        enum notifyCorrelatedNotificationChanged;

        enum notifyChangedAlarmGeneral;

        enum notifyClearedAlarm;

        enum notifyAlarmListRebuilt;

        enum notifyPotentialFaultyAlarmList；

        enum notifyFileReady；

        enum notifyFilePreparationError；

        enum notifyThresholdCrossing

      }

      description "Defines the types of notifications that are candidates 

        for being forwarded to the notification recipient.

        If the notificationTypes attribute is not supported or not present