Fix double task canceling warning (#242)

[rafa-be]

Fixes a double cancelling message that was send to the workers in some cases, triggering a warning:

[EROR]2025-09-23 23:36:51+0000: TaskID(0077851c4d8a4d2ea141f02d23f15ba3): cannot find task in worker to cancel
[EROR]2025-09-23 23:36:51+0000: TaskID(0077851c4d8a4d2ea141f02d23f15ba3): cannot apply TaskTransition.TaskCancelConfirmNotFound to current state TaskState.BalanceCanceling
[INFO]2025-09-23 23:36:51+0000: TaskID(0077851c4d8a4d2ea141f02d23f15ba3): unknown transition: TaskTransition.TaskCancelConfirmNotFound

[sharpener6]

@rafa-be, please link to the issue and the patch @magniloquency created, and why we got another patch?