David O’Leary is convinced that Aaron Ramsdale will leave Arsenal this summer after losing his place in Mikel Arteta’s side. David Raya has established himself as Arsenal’s number-one goalkeeper after a shaky start to life at the Emirates Stadium. The Spaniard has put in composed performances of late after replacing Aaron Ramsdale between the sticks. There was plenty of talk surrounding Mikel Arteta’s decision to replace Ramsdale after the Englishman starred for the Gunners last term. But it would appear that Raya has made the position his own and David O’Leary believes it will lead to Ramsdal…