Chelsea manager, Enzo Maresca, has given injury updates ahead of Thursday’s UEFA Conference League play-off second leg against Servette. At least four senior players are expected to miss the game in Switzerland. The Blues hold a 2-0 advantage from the first leg, thanks to goals from Christopher Nkunku and Noni Madueke. As Chelsea prepare for the fourth game within a hectic two-week period, Maresca has decided to “protect” some of his players. Romeo Lavia is carrying a minor hamstring issue, while Reece James also remains unavailable for the same reason. Malo Gusto and Pedro Neto did not travel…