Chelsea begin their journey in the UEFA Conference League on Thursday night, and there’s certain individuals that must come into the starting line-up. The Blues have got to come through a two-legged play-off tie against Swiss club Servette in order to reach the Conference League group stages. Enzo Maresca’s side host Servette at Stamford Bridge in the first leg on Thursday night before the second leg seven days later. Incidentally, there’s a Premier League trip away to Wolverhampton Wanderers sandwiched in-between at the weekend. Jose Mourinho previously hailed the Conference League competitio…