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 [textB, _setTextB] = useState('B');
      const [_startTransition] = useTransition({timeoutMs: 10000});
      startTransition = _startTransition;
      setTextB = _setTextB;
      return (
        <Suspense fallback={<Text text="Loading..." />}>
          <AsyncText text={textB} />
        </Suspense>
      );
    }
    function App() {
      return (
        <>
          <A />
          <B />
        </>
      );
    }
    const root = ReactNoop.createRoot();
    await ReactNoop.act(async () => {
      await resolveText('A');
      await resolveText('B');
      root.render(<App />);
    });
    expect(Scheduler).toHaveYielded(['A', 'B']);
    expect(root).toMatchRenderedOutput(
      <>
        <span prop="A" />
        <span prop="B" />
      </>,