Updated API from documentation release

Author: ct-sdks[bot]

api-specs/api/types/recurrence-policy/DayOfMonthSchedule.raml

@@ -8,11 +8,6 @@ description: |
   Schedule of a [Recurring Order](ctp:api:type:RecurringOrder) that occurs on a specific day of each month.
   This type is returned in the [RecurrencePolicy](ctp:api:type:RecurrencePolicy) for an active [Recurring Order](ctp:api:type:RecurringOrder).
 properties:
-  type:
-    type: string
-    enum:
-      - dayOfMonth
-    required: true
   day:
     format: int32
     type: integer

api-specs/api/types/recurrence-policy/DayOfMonthScheduleDraft.raml

@@ -8,12 +8,8 @@ description: |
 
   - Orders will be created even if the specified day is a weekend or holiday.
   - To place orders on different dates within the same month (for example, the 1st and 15th), create separate [Recurring Orders](ctp:api:type:RecurringOrder)—each with its own schedule.
+discriminatorValue: dayOfMonth
 properties:
-  type:
-    type: string
-    enum:
-      - dayOfMonth
-    required: true
   day:
     format: int32
     type: integer