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/apps/api-reference/specs/admin/components/schemas/AdminOrderChange.yaml

@@ -8,12 +8,12 @@ required:
   - exchange
   - actions
   - status
-  - order_id
-  - metadata
   - id
+  - version
+  - metadata
   - created_at
   - updated_at
-  - version
+  - order_id
   - canceled_at
   - return_id
   - exchange_id
@@ -62,11 +62,7 @@ properties:
     title: claim_id
     description: The ID of the associated claim.
   order:
-    type: string
-    title: order
-    description: The order change's order.
-    externalDocs:
-      url: '#pagination'
+    $ref: ./AdminOrder.yaml
   return_order:
     $ref: ./AdminReturn.yaml
   exchange: