Chelsea are at risk of repeating their Mykhailo Mudryk mistake with the potential signing of Borussia Dortmund forward Karim Adeyemi. The Blues are already in talks with Adeyemi’s representatives and are prepared to enter into negotiations with Dortmund shortly, according to reports. He has not lived up to expectations in Germany since making the move from RB Salzburg but is only 22 years of age. And, Chelsea could do with adding a versatile forward to their first-team squad as injuries have been such a problem for them in recent seasons. So, why would the signing of Adeyemi be a repeat of the…