Mikael Silvestre says it is ‘evident’ that Matthijs de Ligt is ‘not realising his potential’ but believes the Bayern Munich defender is still a worthy transfer target for Arsenal. The 24-year-old was once one of Europe’s most promising young centre-backs after helping AFC Ajax into the Champions League semi-finals. But Silvestre feels De Ligt has not reached the next level since signing for Juventus in 2019 or later switching to Bayern Munich in 2022. Now, though, De Ligt is emerging as a transfer target for Arsenal as Mikel Arteta bids to build their backline. And while Silvestre doubts the p…