function isDisturbed (body) {
  // TODO (fix): Why is body[kBodyUsed] needed?
  return !!(body && (stream.isDisturbed(body) || body[kBodyUsed]))
}
A body is disturbed if it has been read from and it cannot be re-used without
losing state or data.
@param {import('node:stream').Readable} body
@returns {boolean}