### Godot version

v3.6.beta2.official [68c507f59]

### System information

w10 64

### Issue description

This image is from the official documentation.

![Captura](https://github.com/godotengine/godot/assets/19652075/dfcd9cb2-fec4-468b-99bf-bee786259bba)


Where is the "Menu" button?
What is the "Menu" button supposed to be?

![Captura4](https://github.com/godotengine/godot/assets/19652075/2d6a9fbb-78fc-421c-894e-e619522576c4)


### Steps to reproduce

...

### Minimal reproduction project

...
Ref<InputEventMouseButton> mb = p_event;
	if (mb.is_null()) {
		return false;
	}
	return button_index == mb->button_index &&
			(!p_exact_match || get_modifiers_mask() == mb->get_modifiers_mask());
}
static const char *_mouse_button_descriptions[9] = {
	TTRC("Left Mouse Button"),
	TTRC("Right Mouse Button"),
	TTRC("Middle Mouse Button"),
	TTRC("Mouse Wheel Up"),
	TTRC("Mouse Wheel Down"),
	TTRC("Mouse Wheel Left"),
	TTRC("Mouse Wheel Right"),
	TTRC("Mouse Thumb Button 1"),
	TTRC("Mouse Thumb Button 2")
};
String InputEventMouseButton::as_text() const {