### 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_
fiber = fiber.return;
    }
    keyPath.reverse();
    return keyPath;
  }
  function getBestMatchForTrackedPath(): PathMatch | null {
    if (trackedPath === null) {
       N
      return null;
    }
    if (trackedPathMatchFiber === null) {
       W
      return null;
    }
     Find the closest Fiber store is aware of.
    let fiber = trackedPathMatchFiber;
    while (fiber !== null && shouldFilterFiber(fiber)) {
      fiber = fiber.return;
    }
    if (fiber === null) {
      return null;
    }
    return {
      id: getFiberIDThrows(fiber),
      isFullMatch: trackedPathMatchDepth === trackedPath.length - 1,
    };
  }
  const formatPriorityLevel = (priorityLevel: ?number) => {
    if (priorityLevel == null) {
      return 'Unknown';