Pending UniTask after stopping playmode in Unity editor

[leonchenyt]

What is the current behavior?

Call DialogueRunner.Stop() will potentially leaves pending UniTask

Please provide the steps to reproduce, and if possible a minimal demo of the problem:

1. Have a script call DialogueRunner.Stop() when the object is destroyed
2. Stop unity editor

What is the expected behavior?

No pending UniTask show in the UniTask tracker windows

Please tell us about your environment

• Operating System: windows11
• Yarn Spinner Version: 3.2.1
• Extension Version:
• Unity Version: 6000.4.10

Other information

I think this change simply fix it.

public async YarnTask Stop()
{
    if (Dialogue.IsActive == false) return;

    dialogueCancellationCompletion = new YarnTaskCompletionSource();
    CancelDialogue();
    await dialogueCancellationCompletion.Task;
    dialogueCancellationCompletion = null;
}