Function headless_lms_models::teacher_grading_decisions::get_all_latest_grading_decisions_by_user_id_and_course_instance_id

pub async fn get_all_latest_grading_decisions_by_user_id_and_course_instance_id(
    conn: &mut PgConnection,
    user_id: Uuid,
    course_instance_id: Uuid
) -> ModelResult<Vec<TeacherGradingDecision>>