### Website or app

https://codesandbox.io/s/react-playground-forked-j4niq

### Repro steps

Emoji seem supported but produce strange symbole

![image](https://user-images.githubusercontent.com/24865815/133793744-55a55582-90ad-425f-8a40-4c061a3c1d80.png)

To test emoji on Window Os, use `[win]+[.]` 🟩


### How often does this bug happen?

Every time

### DevTools package (automated)

_No response_

### DevTools version (automated)

_No response_

### Error message (automated)

_No response_

### Error call stack (automated)

_No response_

### Error component stack (automated)

_No response_

### GitHub query string (automated)

_No response_
});
  
  
  
  
  
  it('should handle when a component mounts before its owner', () => {
    const promise = new Promise(resolve => {});
    let Dynamic = null;
    const Owner = () => {
      Dynamic = <Child />;
      throw promise;
    };
    const Parent = () => {
      return Dynamic;
    };
    const Child = () => null;
    const container = document.createElement('div');
    act(() =>
      legacyRender(
        <>
          <React.Suspense fallback="Loading...">
            <Owner />
          </React.Suspense>
          <Parent />
        </>,
        container,
      ),
    );
    expect(store).toMatchInlineSnapshot(`