### 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 < insert_data.size(); i++) {
		if (insert_data[i].type != Animation::TYPE_VALUE && insert_data[i].type != Animation::TYPE_BEZIER) {
			all_bezier = false;
		}
		if (insert_data[i].track_idx == -1) {
			++num_tracks;
			last_track_query = insert_data[i].query;
		}
		if (insert_data[i].type != Animation::TYPE_VALUE) {
			continue;
		}
		switch (insert_data[i].value.get_type()) {
			case Variant::INT:
			case Variant::FLOAT:
			case Variant::VECTOR2:
			case Variant::VECTOR3:
			case Variant::QUATERNION:
			case Variant::PLANE:
			case Variant::COLOR: {
				
			} break;
			default: {
				all_bezier = false;
			}
		}
	}
	if (bool(EDITOR_GET("editors/animation/confirm_insert_track")) && num_tracks > 0) {
		
		if (num_tracks == 1) {