road rage attacker who drove at 40mph with his victim clinging to the bonnet has been locked up.Boy racer mechanic Josh Mills sped off with 64-year-old Gordon Davidson hanging on to his car for dear life.Gordon’s ordeal in Dundee took place after he tried to take a photo of Mills in the wake of a run-in over a badly parked car.Prosecutor Eilidh Robertson told the city’s sheriff court the incident was sparked by Mills blocking a narrow street with his Seat Leon.The men “exchanged words” and Mills