Update deletion-requests.md

Author: JV0812

docs/manage/deletion-requests.md

@@ -34,6 +34,7 @@ After a data deletion request is approved, data will be deleted from the organiz
 :::note
 - During the data deletion process, existing messages may temporarily appear duplicated for a few seconds. These duplicated messages will automatically disappear once the data deletion is complete.
 - Pinned queries may continue to display data identified for deletion for up to 24 hours from the initial run, prior to the data deletion request approval.
+- Data deletion request will be automatically cancelled after 30 days if no approval action is taken.
 :::
 
 :::info