### Godot version

4.2 dev1

### System information

Windows 10.0.19045 - Vulkan (Forward+) - dedicated NVIDIA GeForce GTX 1060 (NVIDIA; 30.0.15.1403) - Intel(R) Core(TM) i7-7700HQ CPU @ 2.80GHz (8 Threads)

### Issue description

Calling `Tree.propagate_check()` after an item is unchecked does not properly uncheck the parents. They are left in partially checked state.

It's easy to observe in theme editor:

https://github.com/godotengine/godot/assets/2223172/71d0479c-0a5e-48d3-957f-d90379a95c22



### Steps to reproduce

1. Edit a Theme resource
2. Go to Manage Items... menu
3. Go to Import Items tab
4. Unfold something
5. Check and uncheck a child checkbox

### Minimal reproduction project

N/A
if (p_only_visible && !is_visible()) {
		return false;
	}
	
	if (is_collapsed() && get_first_child() && (!p_only_visible || get_visible_child_count())) {
		return true;
	}
	return _is_any_collapsed(p_only_visible);
}
void TreeItem::set_visible(bool p_visible) {
	if (visible == p_visible) {
		return;
	}
	visible = p_visible;
	if (tree) {
		tree->queue_redraw();
		_changed_notify();
	}
}
bool TreeItem::is_visible() {