By Ewan Murray Arsenal have not been shy in splashing the cash during Mikel Arteta’s reign and the Gunners are closing in on another big-money signing this summer. After an incredibly impressive campaign with Bologna in Serie A, helping the Italian outfit qualify for the Champions League, Riccardo Calafiori is set to become Arteta’s latest signing. The 22-year-old, who also shone at Euro 2024 despite Italy’s subpar displays, is expected to make the move to north London in the near future. Naturally, Calafiori’s arrival will be met with significant fanfare. The young centre-back is one of Europ…