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 [isScrollingDown, setIsScrollingDown] = useState(false);
        const [row, setRow] = useState(null);
        if (row !== newRow) {
          
          setIsScrollingDown(row !== null && newRow > row);
          setRow(newRow);
        }
        return <Text text={`Scrolling down: ${isScrollingDown}`} />;
      }
      ReactNoop.render(<ScrollView row={1} />);
      expect(Scheduler).toFlushAndYield(['Scrolling down: false']);
      expect(ReactNoop.getChildren()).toEqual([span('Scrolling down: false')]);
      ReactNoop.render(<ScrollView row={5} />);
      expect(Scheduler).toFlushAndYield(['Scrolling down: true']);
      expect(ReactNoop.getChildren()).toEqual([span('Scrolling down: true')]);
      ReactNoop.render(<ScrollView row={5} />);
      expect(Scheduler).toFlushAndYield(['Scrolling down: true']);
      expect(ReactNoop.getChildren()).toEqual([span('Scrolling down: true')]);
      ReactNoop.render(<ScrollView row={10} />);