### Godot version

Godot 4.0 statble

### System information

Windows 10

### Issue description

TextEdit boundary wrapmode not works, it only removes the horizontal scrollbar

### Steps to reproduce

Add a textedit in editor, set  the wrap mode to boundary, type something.

### Minimal reproduction project

![image](https://user-images.githubusercontent.com/9168814/224538077-2efb4e67-8976-496e-9223-c460365ecc28.png)
![image](https://user-images.githubusercontent.com/9168814/224538084-af773b86-d73a-4e8b-9b66-a0fb4bde1168.png)

if (!tooltip_callback.is_valid()) {
		return Control::get_tooltip(p_pos);
	}
	Point2i pos = get_line_column_at_pos(p_pos);
	int row = pos.y;
	int col = pos.x;
	String s = text[row];
	if (s.length() == 0) {
		return Control::get_tooltip(p_pos);
	}
	int beg, end;
	if (select_word(s, col, beg, end)) {
		Variant args[1] = { s.substr(beg, end - beg) };
		const Variant *argp[] = { &args[0] };
		Callable::CallError ce;
		Variant ret;
		tooltip_callback.callp(argp, 1, ret, ce);
		ERR_FAIL_COND_V_MSG(ce.error != Callable::CallError::CALL_OK, "", "Failed to call custom tooltip.");
		return ret;
	}
	return Control::get_tooltip(p_pos);
}
void TextEdit::set_tooltip_request_func(const Callable &p_tooltip_callback) {