Tyson Fury has taken aim at Anthony Joshua for being little more than a “world heavyweight contender” and taking on too much risk in his fight against Francis Ngannou. The MMA icon shocked the world with his professional boxing debut last year against Fury. The exhibition fight nearly ended in a stunning result when Ngannou put Fury on the canvas before the latter won a controversial split decision. Now Joshua will test himself against the Cameroon-born fighter in Saudi Arabia with the winner being rewarded with a title shot. The British boxing superstar could have viably got another heavyweig…