### 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_
const id = getFiberIDThrows(fiber);
      const prevContexts = idToContextsMap.has(id)
        ? idToContextsMap.get(id)
        : null;
      const nextContexts = getContextsForFiber(fiber);
      if (prevContexts == null || nextContexts == null) {
        return null;
      }
      const [prevLegacyContext, prevModernContext] = prevContexts;
      const [nextLegacyContext, nextModernContext] = nextContexts;
      switch (getElementTypeForFiber(fiber)) {
        case ElementTypeClass:
          if (prevContexts && nextContexts) {
            if (nextLegacyContext !== NO_CONTEXT) {
              return getChangedKeys(prevLegacyContext, nextLegacyContext);
            } else if (nextModernContext !== NO_CONTEXT) {
              return prevModernContext !== nextModernContext;
            }
          }
          break;
        case ElementTypeForwardRef:
        case ElementTypeFunction:
        case ElementTypeMemo:
          if (nextModernContext !== NO_CONTEXT) {
            let prevContext = prevModernContext;
            let nextContext = nextModernContext;
            while (prevContext && nextContext) {
               N
               F
               T