Repro: https://codesandbox.io/s/fast-water-4i4jb

Notice the flash. I'd expect `suspended` to be `true` during the high pri render.
}
  const type = fiber.type;
  
  
  
  
  
  if (
    fiber.tag !== HostComponent ||
    (type !== 'head' &&
      type !== 'body' &&
      !shouldSetTextContent(type, fiber.memoizedProps))
  ) {
    let nextInstance = nextHydratableInstance;
    while (nextInstance) {
      deleteHydratableInstance(fiber, nextInstance);
      nextInstance = getNextHydratableSibling(nextInstance);
    }
  }
  popToNextHostParent(fiber);
  if (fiber.tag === SuspenseComponent) {
    nextHydratableInstance = skipPastDehydratedSuspenseInstance(fiber);
  } else {
    nextHydratableInstance = hydrationParentFiber
      ? getNextHydratableSibling(fiber.stateNode)
      : null;
  }
  return true;
}
function resetHydrationState(): void {