Function instantiate_codec 

pub fn instantiate_codec<C, P>(
    effective_config_ron: &str,
    mission_id: Option<&str>,
    task_id: &str,
    msg_type: &str,
    expected_type_path: &str,
) -> CuResult<C>
where
    C: CuLogCodec<P>,
    P: CuMsgPayload,