chore(docs): Updated API Reference (automated) (#12461)

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/AdminCollectionListResponse.ts

@@ -26,6 +26,11 @@
  *     description: The list of product collections.
  *     items:
  *       $ref: "#/components/schemas/AdminCollection"
+ *   estimate_count:
+ *     type: number
+ *     title: estimate_count
+ *     description: The estimated count retrieved from the PostgreSQL query planner, which may be inaccurate.
+ *     x-featureFlag: index_engine
  * 
 */