### 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
code_hint = p_hint;
	code_hint_xpos = -0xFFFF;
	queue_redraw();
}
void CodeEdit::set_code_hint_draw_below(bool p_below) {
	code_hint_draw_below = p_below;
	queue_redraw();
}
void CodeEdit::set_code_completion_enabled(bool p_enable) {
	code_completion_enabled = p_enable;
}
bool CodeEdit::is_code_completion_enabled() const {
	return code_completion_enabled;
}
void CodeEdit::set_code_completion_prefixes(const TypedArray<String> &p_prefixes) {
	code_completion_prefixes.clear();
	for (int i = 0; i < p_prefixes.size(); i++) {
		const String prefix = p_prefixes[i];
		ERR_CONTINUE_MSG(prefix.is_empty(), "Code completion prefix cannot be empty.");
		code_completion_prefixes.insert(prefix[0]);
	}
}
TypedArray<String> CodeEdit::get_code_completion_prefixes() const {