Former referee Dermot Gallagher has taken a sly dig at Arsenal’s Kai Havertz after the forward played a role in dismissing Liverpool’s Ibrahima Konate. The French international was shown a second yellow card after a shove on Havertz after the Germany international had beaten his man late in the second half. Having already been booked from an earlier foul on Havertz, Konate was given his marching orders as the Liverpool defender saw his side lose 3-1 at the Emirates Stadium. Yet speaking on Sky Sports News, former referee Gallagher made the claim that Havertz did himself no favours in going dow…