### 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_
ElementType,
  Plugins,
} from 'react-devtools-shared/src/types';
type getDisplayNameForFiberType = (fiber: Fiber) => string | null;
type getTypeSymbolType = (type: any) => Symbol | number;
type ReactPriorityLevelsType = {|
  ImmediatePriority: number,
  UserBlockingPriority: number,
  NormalPriority: number,
  LowPriority: number,
  IdlePriority: number,
  NoPriority: number,
|};
type ReactTypeOfSideEffectType = {|
  DidCapture: number,
  NoFlags: number,
  PerformedWork: number,
  Placement: number,
  Incomplete: number,
  Hydrating: number,
|};
function getFiberFlags(fiber: Fiber): number {
  
  return fiber.flags !== undefined ? fiber.flags : (fiber: any).effectTag;
}
const getCurrentTime =
  typeof performance === 'object' && typeof performance.now === 'function'
    ? () => performance.now()
    : () => Date.now();
export function getInternalReactConstants(