Function enter_dormant_mode_on_rpcsuperuser 

async fn enter_dormant_mode_on_rpcsuperuser<R: Runtime>(
    session: Arc<RpcSuperuser<R>>,
    _method: Box<EnterDormantMode>,
    _ctx: Arc<dyn Context>,
) -> Result<Nil, RpcError>

Implementation for EnterDormantMode on RpcSuperuser.