Function headless_lms_models::exercise_task_submissions::get_users_latest_exercise_task_submissions_for_exercise_slide

pub async fn get_users_latest_exercise_task_submissions_for_exercise_slide(
    conn: &mut PgConnection,
    exercise_slide_id: Uuid,
    user_id: Uuid
) -> ModelResult<Option<Vec<ExerciseTaskSubmission>>>