### Godot version

4.0.rc

### System information

Any

### Issue description

If the RESET animation is generated at the same time as the Bezier track is generated, the bezier edit button will not be active.

![image](https://user-images.githubusercontent.com/61938263/218256176-88b1b196-7b6b-4404-84ad-e8694f23bb1b.png)

Also, if you delete a track in the Bezier Editor, or in undo redo, it will not update correctly.

### Steps to reproduce

![image](https://user-images.githubusercontent.com/61938263/218256230-4b0219d5-87e4-453a-8294-59f8feb0cfd5.png)


### Minimal reproduction project

N/A
for (int i = 0; i < groups.size(); i++) {
		groups[i]->queue_redraw();
	}
}
void AnimationTrackEditor::_animation_changed() {
	if (animation_changing_awaiting_update) {
		return; 
	}
	if (key_edit) {
		if (key_edit->setting) {
			
			if (key_edit->track < track_edits.size()) {
				if (animation->track_get_type(key_edit->track) == Animation::TYPE_BEZIER) {
					bezier_edit->queue_redraw();
				} else {
					track_edits[key_edit->track]->queue_redraw();
				}
			}
			return;
		} else {
			_update_key_edit();
		}
	}
	animation_changing_awaiting_update = true;
	call_deferred(SNAME("_animation_update"));
}
void AnimationTrackEditor::_snap_mode_changed(int p_mode) {