Borussia Dortmund forward Karim Adeyemi hopes that the injury that forced his substitution in the Champions League win over Celtic is not serious after he had a “special game.” Adeyemi scored a hat-trick as Dortmund cruised to a 7-1 win on Tuesday evening – their biggest Champions League victory ever – but limped off with a thigh injury early in the second half. “I hope it’s not that bad. Let’s see what happens tomorrow. Hopefully I’ll be back quickly,” he told broadcasters Prime Video. “It was a very special game for me – my first hat-trick – and for the team – seven goals – too. I had set my…