The latest buzz in Bollywood is that actor Ranveer Singh is doing filmmaker Rajkumar Hirani’s next film. But Singh denies it, adding that it’s wishful thinking. “I wish I was doing my next film with Rajkumar Hirani,” he says. For now, Singh is busy playing the character of a conman who takes girls for a ride in his next film, Ladies Vs Ricky Bahl. Like his part in the romance…