Function headless_lms_models::library::user_exercise_state_updater::data_loader::load_given_self_review_submission

async fn load_given_self_review_submission(
    conn: &mut PgConnection,
    already_loaded_given_self_review_submission: Option<Option<PeerOrSelfReviewSubmission>>,
    loaded_user_exercise_state: &UserExerciseState
) -> ModelResult<Option<PeerOrSelfReviewSubmission>>