### 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(ElementTypeRoot);
      pushOperation((fiber.mode & StrictModeBits) !== 0 ? 1 : 0);
      pushOperation(profilingFlags);
      pushOperation(StrictModeBits !== 0 ? 1 : 0);
      pushOperation(hasOwnerMetadata ? 1 : 0);
      if (isProfiling) {
        if (displayNamesByRootID !== null) {
          displayNamesByRootID.set(id, getDisplayNameForRoot(fiber));
        }
      }
    } else {
      const {key} = fiber;
      const displayName = getDisplayNameForFiber(fiber);
      const elementType = getElementTypeForFiber(fiber);
      const {_debugOwner} = fiber;
       I
       s
       b
       S
       S
      const ownerID =
        _debugOwner != null ? getOrGenerateFiberID(_debugOwner) : 0;
      const parentID = parentFiber ? getFiberIDThrows(parentFiber) : 0;
      const displayNameStringID = getStringID(displayName);
       T
       i
      const keyString = key === null ? null : String(key);
      const keyStringID = getStringID(keyString);
      pushOperation(TREE_OPERATION_ADD);
      pushOperation(id);