chore(docs): Updated API Reference (v2) (#9437)

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

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

www/apps/api-reference/specs/admin/components/schemas/BaseOrderAddress.yaml

@@ -1,5 +1,5 @@
 type: object
-description: The exchange's billing address.
+description: An order address
 x-schemaName: BaseOrderAddress
 required:
   - id
@@ -10,61 +10,64 @@ properties:
   id:
     type: string
     title: id
-    description: The billing address's ID.
+    description: The address's ID.
   customer_id:
     type: string
     title: customer_id
-    description: The billing address's customer id.
+    description: The ID of the customer this address belongs to.
   first_name:
     type: string
     title: first_name
-    description: The billing address's first name.
+    description: The address's first name.
   last_name:
     type: string
     title: last_name
-    description: The billing address's last name.
+    description: The address's last name.
   phone:
     type: string
     title: phone
-    description: The billing address's phone.
+    description: The address's phone.
   company:
     type: string
     title: company
-    description: The billing address's company.
+    description: The address's company.
   address_1:
     type: string
     title: address_1
-    description: The billing address's address 1.
+    description: The address's first line.
   address_2:
     type: string
     title: address_2
-    description: The billing address's address 2.
+    description: The address's second line.
   city:
     type: string
     title: city
-    description: The billing address's city.
+    description: The address's city.
   country_code:
     type: string
     title: country_code
-    description: The billing address's country code.
+    description: The address's country code.
+    example: us
+  country:
+    $ref: ./AdminRegionCountry.yaml
   province:
     type: string
     title: province
-    description: The billing address's province.
+    description: The address's province.
   postal_code:
     type: string
     title: postal_code
-    description: The billing address's postal code.
+    description: The address's postal code.
   metadata:
     type: object
-    description: The billing address's metadata.
+    description: The address's metadata, can hold custom key-value pairs.
   created_at:
     type: string
     format: date-time
     title: created_at
-    description: The billing address's created at.
+    description: The date the address was created.
   updated_at:
     type: string
     format: date-time
     title: updated_at
-    description: The billing address's updated at.
+    description: The date the address was updated.