Sandbox: https://codesandbox.io/s/cranky-kapitsa-op3jh

Repro: type "a" and then after a second "b"

Expected: Eventually you'll see "ab" in all fields. Pending "..." indicator goes away.

Actual: You'll keep seeing "a" in low pri field. Pending "..." indicator is stuck.
const [text, _setText] = useState('A');
      setInnerText = _setText;
      
      useEffect(() => {
        if (text === outerText) {
          Scheduler.unstable_yieldValue('Commit Child');
        } else {
          Scheduler.unstable_yieldValue(
            'FIXME: Texts are inconsistent (tearing)',
          );
        }
      }, [text, outerText]);
      return (
        <>
          <AsyncText text={'Inner: ' + text + step} />
        </>
      );
    }
    
    function setText(text) {