### 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
get_parent()->disconnect(SNAME("child_order_changed"), callable_mp(get_viewport(), &Viewport::gui_set_root_order_dirty));
			}
			data.parent_canvas_item = nullptr;
			data.is_rtl_dirty = true;
		} break;
		case NOTIFICATION_CHILD_ORDER_CHANGED: {
			
			
			queue_redraw();
		} break;
		case NOTIFICATION_RESIZED: {
			emit_signal(SceneStringNames::get_singleton()->resized);
		} break;
		case NOTIFICATION_DRAW: {
			_update_canvas_item_transform();
			RenderingServer::get_singleton()->canvas_item_set_custom_rect(get_canvas_item(), !data.disable_visibility_clip, Rect2(Point2(), get_size()));
			RenderingServer::get_singleton()->canvas_item_set_clip(get_canvas_item(), data.clip_contents);
		} break;
		case NOTIFICATION_MOUSE_ENTER: {
			emit_signal(SceneStringNames::get_singleton()->mouse_entered);
		} break;
		case NOTIFICATION_MOUSE_EXIT: {
			emit_signal(SceneStringNames::get_singleton()->mouse_exited);
		} break;
		case NOTIFICATION_FOCUS_ENTER: {
			emit_signal(SceneStringNames::get_singleton()->focus_entered);
			queue_redraw();
		} break;
		case NOTIFICATION_FOCUS_EXIT: {
			emit_signal(SceneStringNames::get_singleton()->focus_exited);