Ruben Amorim to Manchester United is now a question of ‘when’ and not ‘if’ but in the meantime, he’s going about his job at Sporting. In what could eventually be his farewell game for the Portuguese club, Ruben Amorim guided his team to a 3-1 victory over CD Nacional to enter the final four of the domestic cup. Viktor Gyokeres, his biggest success story at Sporting, again stepped up and scored two goals, taking his tally to 16 in 15 games after scoring 43 in 50 games last season. Another player linked to Man Utd in the past, Morten Hjulmand scored the other in what was a perfect microcosm of w…