chore: inject last_update dates

Author: github-actions[bot]

cloud-transcoding/rest-api/create.mdx

@@ -6,6 +6,8 @@ platform_selector: false
 hide_table_of_contents: true
 description: >
    Start transcoding by creating a cloud transcoding task.
+last_update:
+  date: 2026-06-24
 ---
 
 import RestAPILayout from '@site/src/components/rest-api/RestAPILayout';