### Website or app

https://github.com/reactjs/reactjs.org/pull/4981

### Repro steps

1. Wrap something into `<Fragment key="stuff">`
2. It doesn't show up in DevTools

We filter out fragments because they tend to be useless. But this one is important! Keys are crucial and we should show anything with a key in the tree.

### 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_
pushOperation(elementType);
      pushOperation(parentID);
      pushOperation(ownerID);
      pushOperation(displayNameStringID);
      pushOperation(keyStringID);
       I
      if (
        (fiber.mode & StrictModeBits) !== 0 &&
        (((parentFiber: any): Fiber).mode & StrictModeBits) === 0
      ) {
        pushOperation(TREE_OPERATION_SET_SUBTREE_MODE);
        pushOperation(id);
        pushOperation(StrictMode);
      }
    }
    if (isProfilingSupported) {
      idToRootMap.set(id, currentRootID);
      recordProfilingDurations(fiber);
    }
  }
  function recordUnmount(fiber: Fiber, isSimulated: boolean) {
    if (__DEBUG__) {
      debug(
        'recordUnmount()',
        fiber,
        null,
        isSimulated ? 'unmount is simulated' : '',
      );
    }
    if (trackedPathMatchFiber !== null) {