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

Notice the flash. I'd expect `suspended` to be `true` during the high pri render.
instance,
        );
        break;
      case HostComponent:
        didNotHydrateInstance(
          returnFiber.type,
          returnFiber.memoizedProps,
          returnFiber.stateNode,
          instance,
        );
        break;
    }
  }
  const childToDelete = createFiberFromHostInstanceForDeletion();
  childToDelete.stateNode = instance;
  childToDelete.return = returnFiber;
  childToDelete.effectTag = Deletion;
  
  
  
  
  
  if (returnFiber.lastEffect !== null) {
    returnFiber.lastEffect.nextEffect = childToDelete;
    returnFiber.lastEffect = childToDelete;
  } else {
    returnFiber.firstEffect = returnFiber.lastEffect = childToDelete;
  }
}
function insertNonHydratedInstance(returnFiber: Fiber, fiber: Fiber) {