### 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_
LegacyHiddenComponent,
    MemoComponent,
    OffscreenComponent,
    SimpleMemoComponent,
    SuspenseComponent,
    SuspenseListComponent,
  } = ReactTypeOfWork;
  const {
    ImmediatePriority,
    UserBlockingPriority,
    NormalPriority,
    LowPriority,
    IdlePriority,
    NoPriority,
  } = ReactPriorityLevels;
  const {
    overrideHookState,
    overrideHookStateDeletePath,
    overrideHookStateRenamePath,
    overrideProps,
    overridePropsDeletePath,
    overridePropsRenamePath,
    scheduleRefresh,
    setErrorHandler,
    setSuspenseHandler,
    scheduleUpdate,
  } = renderer;
  const supportsTogglingError =
    typeof setErrorHandler === 'function' &&
    typeof scheduleUpdate === 'function';