By Harry Davies The fight rules for Mike Tyson vs Jake Paul have been slammed by Hall of Fame promoter Frank Warren. ‘Iron Mike’ will be 58 years old when he fights social media star Paul on July 20 at the 80,000 seat Dallas Cowboys stadium. The Texas Department of Licensing and Regulations have confirmed the fight will go ahead as a professional bout, meaning it will go on both men’s records despite there being a 31-year gap between them. Queensbury Promotions Warren reacted to the fight being professionally sanctioned by telling talkSPORT: “I’m a big fan of Jake Paul as a promoter and his bu…