Jonny Margetts marked his return from suspension by netting the winner for King’s Lynn on Tuesday night. Margetts, who missed the first two matches due to a ban carried over from last season, scored just before half-time as the Linnets beat Rushall Olympic 2-1 in National League North. A bright start from the hosts was rewarded inside six minutes when striker Gold Omotayo converted a cross from Josh Hmami. But the scores were level just past the half-hour when Jaden Charles converted from the penalty spot for Rushall. The decisive goal of the evening arrived in the second minute of stoppage ti…