With less than 48 hours until the summer transfer window opens in Scotland, interest in Celtic’s players is starting to gather momentum. Brendan Rodgers’ need to add quality to the Celtic first team is matched by another need to get a number of fringe players off the wage bill to trim down the size of the squad this summer. And with many of last season’s summer signings deemed not good enough to play for the club, one of them looks like their Celtic exit is nearing after a Serie A club made a fresh approach for his signature. Gustaf Lagerbielke’s Celtic exit nearsGustaf Lagerbielke‘s time at C…