### 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 (!code_completion_active) {
		return Dictionary();
	}
	ERR_FAIL_INDEX_V(p_index, code_completion_options.size(), Dictionary());
	Dictionary option;
	option["kind"] = code_completion_options[p_index].kind;
	option["display_text"] = code_completion_options[p_index].display;
	option["insert_text"] = code_completion_options[p_index].insert_text;
	option["font_color"] = code_completion_options[p_index].font_color;
	option["icon"] = code_completion_options[p_index].icon;
	option["location"] = code_completion_options[p_index].location;
	option["default_value"] = code_completion_options[p_index].default_value;
	return option;
}
int CodeEdit::get_code_completion_selected_index() const {
	return (code_completion_active) ? code_completion_current_selected : -1;
}
void CodeEdit::set_code_completion_selected_index(int p_index) {
	if (!code_completion_active) {
		return;
	}
	ERR_FAIL_INDEX(p_index, code_completion_options.size());
	code_completion_current_selected = p_index;
	code_completion_force_item_center = -1;
	queue_redraw();
}
void CodeEdit::confirm_code_completion(bool p_replace) {