### Godot version

4.0.stable

### System information

Windows 10, Forward+, GTX 1070 driver 528.49

### Issue description

When trying to edit the handle mode of a bezier cruve key from the inspector tab, the mode doesn't change. It works fine when right clicking on the key and setting the handle mode from here though. 

https://user-images.githubusercontent.com/24484962/222379540-29d71b6d-ff0c-4a21-9905-9750d0581fda.mp4



### Steps to reproduce

On an animation track using a bezier curve, select a key and try to change the handle mode from the inspector tab

### Minimal reproduction project

N/A
}
							animations += String(G->get());
						}
					}
				}
				if (!animations.is_empty()) {
					animations += ",";
				}
				animations += "[stop]";
				p_list->push_back(PropertyInfo(Variant::STRING_NAME, "animation", PROPERTY_HINT_ENUM, animations));
			} break;
		}
	}
}
void AnimationMultiTrackKeyEdit::notify_change() {
	notify_property_list_changed();
}
Node *AnimationMultiTrackKeyEdit::get_root_path() {
	return root_path;
}
void AnimationMultiTrackKeyEdit::set_use_fps(bool p_enable) {
	use_fps = p_enable;
	notify_property_list_changed();
}
void AnimationTimelineEdit::_zoom_changed(double) {
	queue_redraw();
	play_position->queue_redraw();
	emit_signal(SNAME("zoom_changed"));
}
float AnimationTimelineEdit::get_zoom_scale() const {