chore(oas): [7/n] improve oas schemas (#9162)

www/utils/generated/oas-output/schemas/AdminPostCancelExchangeReqSchema.ts

@@ -1,13 +1,13 @@
 /**
  * @schema AdminPostCancelExchangeReqSchema
  * type: object
- * description: SUMMARY
+ * description: The details of canceling an exchange.
  * x-schemaName: AdminPostCancelExchangeReqSchema
  * properties:
  *   no_notification:
  *     type: boolean
  *     title: no_notification
- *     description: The exchange's no notification.
+ *     description: Whether to send a notification to the customer about the exchange's cancelation.
  * 
 */