### Godot version

v4.0.beta10.official [d0398f62f]

### System information

Windows 11

### Issue description

When hovering over the `MenuBar` items - the hover state activates only once (on first hover).

As demonstrated in this video - Debug menu toggles to hover visual style only once:


https://user-images.githubusercontent.com/433527/209774611-a3d6d80b-deb2-466b-b39d-bb480a5ade17.mp4

### Steps to reproduce

See video, try the same in Godot editor.

### Minimal reproduction project

N/A
return is_native;
}
Size2 MenuBar::get_minimum_size() const {
	if (is_native_menu()) {
		return Size2();
	}
	Ref<StyleBox> style = theme_cache.normal;
	Vector2 size;
	for (int i = 0; i < menu_cache.size(); i++) {
		if (menu_cache[i].hidden) {
			continue;
		}
		Size2 sz = menu_cache[i].text_buf->get_size() + style->get_minimum_size();
		size.y = MAX(size.y, sz.y);
		size.x += sz.x;
	}
	if (menu_cache.size() > 1) {
		size.x += theme_cache.h_separation * (menu_cache.size() - 1);
	}
	return size;
}
int MenuBar::get_menu_count() const {