### 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_MAIN_THREAD_GUARD;
	ERR_FAIL_INDEX((int)p_side, 4);
	if (data.offset[p_side] == p_value) {
		return;
	}
	data.offset[p_side] = p_value;
	_size_changed();
}
real_t Control::get_offset(Side p_side) const {
	ERR_READ_THREAD_GUARD_V(0);
	ERR_FAIL_INDEX_V((int)p_side, 4, 0);
	return data.offset[p_side];
}
void Control::set_anchor_and_offset(Side p_side, real_t p_anchor, real_t p_pos, bool p_push_opposite_anchor) {
	ERR_MAIN_THREAD_GUARD;
	set_anchor(p_side, p_anchor, false, p_push_opposite_anchor);
	set_offset(p_side, p_pos);
}
void Control::set_begin(const Point2 &p_point) {
	ERR_MAIN_THREAD_GUARD;
	ERR_FAIL_COND(!isfinite(p_point.x) || !isfinite(p_point.y));
	if (data.offset[0] == p_point.x && data.offset[1] == p_point.y) {
		return;
	}
	data.offset[0] = p_point.x;
	data.offset[1] = p_point.y;
	_size_changed();
}
Point2 Control::get_begin() const {