TOKYO — Two-time Olympic champion Yuzuru Hanyu of Japan is stepping away from competitive figure skating, he said Tuesday. “I don’t like the word ‘retirement’ so I don’t really want to use it.” Hanyu won back-to-back gold medals at the 2014 Sochi Games and the 2018 Pyeongchang Olympics. There were only a few thousand fans allowed inside the tightly controlled …