### 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
undo_redo->create_action(TTR("Animation Change Keyframe Time"), UndoRedo::MERGE_ENDS);
	if (existing != -1) {
		undo_redo->add_do_method(animation.ptr(), "track_remove_key_at_time", track, animation->track_get_key_time(track, existing));
	}
	undo_redo->add_do_method(animation.ptr(), "track_remove_key_at_time", track, key_data_cache.time);
	undo_redo->add_do_method(animation.ptr(), "track_insert_key", track, new_time, key_data_cache.value, key_data_cache.transition);
	undo_redo->add_undo_method(animation.ptr(), "track_remove_key_at_time", track, new_time);
	undo_redo->add_undo_method(animation.ptr(), "track_insert_key", track, key_data_cache.time, key_data_cache.value, key_data_cache.transition);
	if (existing != -1) {
		undo_redo->add_undo_method(animation.ptr(), "track_insert_key", track, animation->track_get_key_time(track, existing), animation->track_get_key_value(track, existing), animation->track_get_key_transition(track, existing));
	}
	
	AnimationPlayerEditor *ape = AnimationPlayerEditor::get_singleton();
	if (ape) {
		AnimationTrackEditor *ate = ape->get_track_editor();
		if (ate) {
			undo_redo->add_do_method(ate, "_clear_selection_for_anim", animation);
			undo_redo->add_undo_method(ate, "_clear_selection_for_anim", animation);
			undo_redo->add_do_method(ate, "_select_at_anim", animation, track, new_time);
			undo_redo->add_undo_method(ate, "_select_at_anim", animation, track, key_data_cache.time);
		}
	}
	undo_redo->commit_action();
}
AnimationTrackKeyEditEditor::AnimationTrackKeyEditEditor(Ref<Animation> p_animation, int p_track, real_t p_key_ofs, bool p_use_fps) {
	if (!p_animation.is_valid()) {
		return;
	}
	animation = p_animation;
	track = p_track;