agent: Add completion cancellation when editing messages (#32533)
When editing a message, cancel any in-progress completion before
starting a new request to prevent overlapping model responses.
Release Notes:
- agent: Fixed previous completion not cancelling when editing a
previous message
b3a8816c0eBen Brandt committed on 6/11/2025, 9:36:21 AM· committed by GitHubparent6d9bcdb