In a game that felt like it was manufactured for Riccardo Calafiori’s debut, Arsenal actually provided something of an old-school performance against Lyon at the Emirates. Nicolas Jover watched on as Arsenal dominated from set-pieces in typical vein, with both William Saliba and Gabriel Magalhaes netting from close range. Admittedly, Arsenal were helped by Lyon goalkeeper Lucas Perri on this occasion, who looked very suspect when Declan Rice was floating his corners into the box. But otherwise, it was a strong performance from Mikel Arteta’s side, who will take a lot of confidence into their m…