chore(docs): Updated API Reference (automated) (#12826)

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/paths/admin_campaigns.yaml

@@ -57,6 +57,14 @@ get:
           The field to sort the data by. By default, the sort order is
           ascending. To change the order to descending, prefix the field name
           with `-`.
+    - name: with_deleted
+      in: query
+      description: Whether to include deleted records in the result.
+      required: false
+      schema:
+        type: boolean
+        title: with_deleted
+        description: Whether to include deleted records in the result.
   security:
     - api_token: []
     - cookie_auth: []