### Godot version

4.2 rc2

### 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


https://github.com/godotengine/godot/assets/2223172/2c1829fa-1dd7-4f5b-b04a-f557ace35b5e

You can either see autocompletion or argument list. It's especially annoying when using e.g. `Input.get_vector()` method which has multiple arguments difficult to remember.

### Steps to reproduce

1. Write `Input.get_vector(`
2. Remove `(`
3. Add `(`

### Minimal reproduction project

N/A
if (line.contains(String::chr(0xFFFF))) {
						begin = theme_cache.font->get_string_size(line.substr(0, line.find(String::chr(0xFFFF))), HORIZONTAL_ALIGNMENT_LEFT, -1, theme_cache.font_size).x;
						end = theme_cache.font->get_string_size(line.substr(0, line.rfind(String::chr(0xFFFF))), HORIZONTAL_ALIGNMENT_LEFT, -1, theme_cache.font_size).x;
					}
					Point2 round_ofs = hint_ofs + theme_cache.code_hint_style->get_offset() + Vector2(0, theme_cache.font->get_ascent(theme_cache.font_size) + font_height * i + yofs);
					round_ofs = round_ofs.round();
					draw_string(theme_cache.font, round_ofs, line.replace(String::chr(0xFFFF), ""), HORIZONTAL_ALIGNMENT_LEFT, -1, theme_cache.font_size, theme_cache.code_hint_color);
					if (end > 0) {
						
						const Vector2 b = hint_ofs + theme_cache.code_hint_style->get_offset() + Vector2(begin, font_height + font_height * i + yofs);
						draw_line(b, b + Vector2(end - begin, 0), theme_cache.code_hint_color, 2);
						
						const Rect2 highlight_rect = Rect2(
								b - Vector2(0, font_height),
								Vector2(end - begin, font_height));
						draw_rect(highlight_rect, theme_cache.code_hint_color * Color(1, 1, 1, 0.2));
					}
					yofs += theme_cache.line_spacing;
				}
			}
		} break;
		case NOTIFICATION_DRAG_BEGIN: {
			cancel_code_completion();
		} break;
		case NOTIFICATION_MOUSE_EXIT: {
			queue_redraw();
		} break;
	}
}
void CodeEdit::gui_input(const Ref<InputEvent> &p_gui_input) {