Function headless_lms_models::pages::upsert_peer_or_self_review_configs

pub async fn upsert_peer_or_self_review_configs(
    conn: &mut PgConnection,
    existing_peer_reviews: &[Uuid],
    peer_reviews: &[CmsPeerOrSelfReviewConfig],
    remapped_exercises: &HashMap<Uuid, Exercise>,
    retain_ids: bool
) -> ModelResult<HashMap<Uuid, CmsPeerOrSelfReviewConfig>>