add "Scene#0" to the end of the path

#[derive(AssetCollection, Resource)]
pub struct ShipAssets {
    #[asset(path = "3d/ships/boat-sail-a.glb#Scene0")]
    sail_a: Handle<Scene>,
    #[asset(path = "3d/ships/boat-sail-a.glb#Scene0")]
    sail_b: Handle<Scene>,
}