### 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_
break;
      }
      const displayName = getDisplayNameForFiber(child);
      if (displayName !== null) {
         P
         W
        if (typeof child.type === 'function') {
           T
           t
          preferredDisplayName = displayName;
        } else if (fallbackDisplayName === null) {
          fallbackDisplayName = displayName;
        }
      }
      if (preferredDisplayName !== null) {
        break;
      }
      child = child.child;
    }
    return preferredDisplayName || fallbackDisplayName || 'Anonymous';
  }
  function getPathFrame(fiber: Fiber): PathFrame {
    const {key} = fiber;
    let displayName = getDisplayNameForFiber(fiber);
    const index = fiber.index;
    switch (fiber.tag) {
      case HostRoot:
         R
         I
        const id = getFiberIDThrows(fiber);