Arsenal’s only signing so far this summer is Riccardo Calafiori, who joined from Bologna after an impressive season in Serie A. Though, reports are suggesting that The Gunners are close to signing Mikel Merino, who’s starred for Real Sociedad over the last few years. Once that deal is complete, sporting director Edu Gaspar could move to sign an attacker, which is an area Mikel Arteta is thought to be prioritising. With that said, it’s just emerged that one of Arsenal’s rumoured targets has now been publicly excluded from his manager’s plans. READ MORE: Pundit says Arsenal have a player whose ‘…