Functional `ref` prop throws a `Maximum update depth exceeded` error when suspending.

React version: `18.0.0-alpha-464f27572-20210713`

## Steps To Reproduce

1. Click on the `suspend` button: https://codesandbox.io/s/ref-set-too-many-times-jm0c3?file=/src/App.js.

## The current behavior

Clicking on the `suspend` button throws a `Maximum update depth exceeded` error.

## The expected behavior

Clicking on the `suspend` button suspends.
let child = completedWork.child;
      while (child !== null) {
        newChildLanes = mergeLanes(
          newChildLanes,
          mergeLanes(child.lanes, child.childLanes),
        );
        
        
        
        
        subtreeFlags |= child.subtreeFlags & StaticMask;
        subtreeFlags |= child.flags & StaticMask;
        treeBaseDuration += child.treeBaseDuration;
        child = child.sibling;
      }
      completedWork.treeBaseDuration = treeBaseDuration;
    } else {
      let child = completedWork.child;
      while (child !== null) {
        newChildLanes = mergeLanes(
          newChildLanes,
          mergeLanes(child.lanes, child.childLanes),
        );
        
        
        
        
        subtreeFlags |= child.subtreeFlags & StaticMask;
        subtreeFlags |= child.flags & StaticMask;