DelayPromise Leaks when use SuppressCancellationThrow

[xiao-sudo]

Usage

var cancelled = await UniTask.Delay(10000, cancellationToken: m_Cts.Token).SuppressCancellationThrow();

Problem

// in IsCanceledSource
public bool GetResult(short token)
{
    if (source.GetStatus(token) == UniTaskStatus.Canceled)
    {
        return true;
    }

    source.GetResult(token);
    return false;
}

When the Task is cancelled, IsCanceledSource.GetResource return true directly，but DelayPromise.TryReturn is not called and this DelayPromise can not be recycled.