Arsenal fans got their first look at summer signing Riccardo Calafiori in action against Lyon this afternoon. Arsenal cruised to a 2-0 win against Lyon in their final pre-season friendly to get their hands on the Emirates Cup. However, on this occasion, Mikel Arteta will have been far more interested in the performance his side produced rather than the result. The Gunners started well, with plenty of intent, and went 1-0 up via a William Saliba header inside 10 minutes. Matching his centre-back partner, Gabriel Magalhaes nodded in a goal of his own midway through the first half. Several Arsena…