### 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_
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      unmountFiberChildrenRecursively(prevFiber);
       2
      const nextFiberChild = nextFiber.child;
      const nextFallbackChildSet = nextFiberChild
        ? nextFiberChild.sibling
        : null;
      if (nextFallbackChildSet != null) {
        mountFiberRecursively(
          nextFallbackChildSet,
          shouldIncludeInTree ? nextFiber : parentFiber,
          true,
          traceNearestHostComponentUpdate,
        );
        shouldResetChildren = true;
      }
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      if (nextFiber.child !== prevFiber.child) {
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        let nextChild = nextFiber.child;
        let prevChildAtSameIndex = prevFiber.child;
        while (nextChild) {
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