### Godot version

4.1.beta.custom_build.824c139f6

### System information

EndeavourOs - Linux kernel 6.3.7-arch1-1

### Issue description

Pressing a button through an associated shortcut allow to ignore the button group attribute "allow_unpress".
Button can then be unpressed

The button properly stay pressed when you click on it, the issue seem to only come from "clicking it" with the shortcut

### Steps to reproduce

- Create multiple buttons linked with the same button group
- Associate a shortcut to each button
- Use the shortcut to "press" the already selected button

### Minimal reproduction project

[button_group_shortcut.zip](https://github.com/godotengine/godot/files/11745281/button_group_shortcut.zip)

if (!toggle_mode) {
		return;
	}
	if (status.pressed == p_pressed) {
		return;
	}
	status.pressed = p_pressed;
	queue_redraw();
}
bool BaseButton::is_pressing() const {
	return status.press_attempt;
}
bool BaseButton::is_pressed() const {
	return toggle_mode ? status.pressed : status.press_attempt;
}
bool BaseButton::is_hovered() const {
	return status.hovering;
}
BaseButton::DrawMode BaseButton::get_draw_mode() const {