### Godot version

v4.0.stable.official [92bee43ad]

### System information

Linux - v4.0.stable.official [92bee43ad]

### Issue description

It gives you the possibility of removing unexisting key/value pairs from a dictionary.

### Steps to reproduce

![image](https://github.com/godotengine/godot/assets/69520693/35beadbe-bfdd-4176-9b26-222bbf69cafa)
![image](https://github.com/godotengine/godot/assets/69520693/7ed647e0-a2af-4e58-9f00-f77b7bc7bb02)
![image](https://github.com/godotengine/godot/assets/69520693/f08bf824-8408-45eb-bb84-f1dc7e19e392)


### Minimal reproduction project

N/A
if (is_read_only()) {
		return;
	}
	if (reorder_from_index != reorder_to_index) {
		
		Variant array = object->get_array().duplicate();
		Variant value_to_move = array.get(reorder_from_index);
		array.call("remove_at", reorder_from_index);
		array.call("insert", reorder_to_index, value_to_move);
		emit_changed(get_edited_property(), array, "", false);
		update_property();
	}
	reorder_from_index = -1;
	reorder_to_index = -1;
	reorder_mouse_y_delta = 0.0f;
	Input::get_singleton()->set_mouse_mode(Input::MOUSE_MODE_VISIBLE);
	ERR_FAIL_NULL(reorder_selected_button);
	reorder_selected_button->warp_mouse(reorder_selected_button->get_size() / 2.0f);
	reorder_selected_element_hbox = nullptr;
	reorder_selected_button = nullptr;
}
void EditorPropertyArray::_bind_methods() {