### Godot version

4.1 db5113d

### 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

![image](https://github.com/godotengine/godot/assets/2223172/ee391a0d-44b7-4a35-bfa5-40d47af75f65)
Notice the empty space to the right. I actually have a worse case in my project, but I couldn't reproduce it outside:
![](https://chat.godotengine.org/file-upload/X3RMM5A9gN7RZEizo/Clipboard%20-%202%20czerwca%202023%2022:54)
Regression from #77651
CC @Rindbee 

### Steps to reproduce

1. Add a new script
2. Name it `;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;.gd`
3. Hover its name in the Script Editor

### Minimal reproduction project

N/A
ERR_READ_THREAD_GUARD_V(Vector2());
	return Point2(data.offset[0], data.offset[1]);
}
void Control::set_end(const Point2 &p_point) {
	ERR_MAIN_THREAD_GUARD;
	if (data.offset[2] == p_point.x && data.offset[3] == p_point.y) {
		return;
	}
	data.offset[2] = p_point.x;
	data.offset[3] = p_point.y;
	_size_changed();
}
Point2 Control::get_end() const {
	ERR_READ_THREAD_GUARD_V(Point2());
	return Point2(data.offset[2], data.offset[3]);
}
void Control::set_h_grow_direction(GrowDirection p_direction) {
	ERR_MAIN_THREAD_GUARD;
	if (data.h_grow == p_direction) {
		return;
	}
	ERR_FAIL_INDEX((int)p_direction, 3);
	data.h_grow = p_direction;
	_size_changed();
}
Control::GrowDirection Control::get_h_grow_direction() const {