By Katie Catherall Chelsea boss Mauricio Pochettino says the club must “move on” after winger Raheem Sterling was booed by supporters during their 4-2 win over Leicester City. Blues teammate Noni Madueke was quick to support Sterling, saying the criticism he received was both “harsh and unfair”. Pochettino also faced a reaction from the crowd when he decided to substitute Mykhailo Mudryk instead of Sterling in the 78th minute of the game. Now, Pochettino says that players need to show fans that the club is in safe hands, in order to see success. “It’s about being calm now and accepting the sit…