chore(docs): Updated API Reference (v2) (#9666)

Automated changes by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

Co-authored-by: Oli Juhl <59018053+olivermrbl@users.noreply.github.com>
Co-authored-by: Shahed Nasser <27354907+shahednasser@users.noreply.github.com>

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

@@ -6,6 +6,7 @@
  * required:
  *   - id
  *   - order_id
+ *   - order
  *   - amount
  *   - currency_code
  *   - reference
@@ -55,5 +56,8 @@
  *     format: date-time
  *     title: updated_at
  *     description: The date that the transaction was updated.
+ *   order:
+ *     $ref: "#/components/schemas/Order"
  * 
-*/
+*/
+