### 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 (icon.is_valid()) {
						Size2 icon_size = icon_area.size * 0.7;
						icon->draw_rect(ci, Rect2(icon_area.position + (icon_area.size - icon_size) / 2, icon_size));
					}
					title_pos.x = icon_area.position.x + icon_area.size.width + theme_cache.code_completion_icon_separation;
					tl->set_width(code_completion_rect.size.width - (icon_area_size.x + theme_cache.code_completion_icon_separation));
					if (rtl) {
						if (code_completion_options[l].default_value.get_type() == Variant::COLOR) {
							draw_rect(Rect2(Point2(code_completion_rect.position.x, icon_area.position.y), icon_area_size), (Color)code_completion_options[l].default_value);
						}
						tl->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_RIGHT);
					} else {
						if (code_completion_options[l].default_value.get_type() == Variant::COLOR) {
							draw_rect(Rect2(Point2(code_completion_rect.position.x + code_completion_rect.size.width - icon_area_size.x, icon_area.position.y), icon_area_size), (Color)code_completion_options[l].default_value);
						}
						tl->set_horizontal_alignment(HORIZONTAL_ALIGNMENT_LEFT);
					}
					Point2 match_pos = Point2(code_completion_rect.position.x + icon_area_size.x + theme_cache.code_completion_icon_separation, code_completion_rect.position.y + i * row_height);
					for (int j = 0; j < code_completion_options[l].matches.size(); j++) {
						Pair<int, int> match_segment = code_completion_options[l].matches[j];
						int match_offset = theme_cache.font->get_string_size(code_completion_options[l].display.substr(0, match_segment.first), HORIZONTAL_ALIGNMENT_LEFT, -1, theme_cache.font_size).width;
						int match_len = theme_cache.font->get_string_size(code_completion_options[l].display.substr(match_segment.first, match_segment.second), HORIZONTAL_ALIGNMENT_LEFT, -1, theme_cache.font_size).width;
						draw_rect(Rect2(match_pos + Point2(match_offset, 0), Size2(match_len, row_height)), theme_cache.code_completion_existing_color);
					}
					tl->draw(ci, title_pos, code_completion_options[l].font_color);
				}
				
				if (scroll_width) {
					Color scroll_color = is_code_completion_scroll_hovered || is_code_completion_scroll_pressed ? theme_cache.code_completion_scroll_hovered_color : theme_cache.code_completion_scroll_color;
					float r = (float)theme_cache.code_completion_max_lines / code_completion_options_count;