When SS Rajamouli makes a movie, the entire country sits up and watches. After RRR  swept the Oscars and made “Naatu Naatu” a global anthem, fans have been waiting to see what the Baahubali director will do next. Now, the wait is over Rajamouli’s next film is officially titled Varanasi , starring Mahesh Babu  and Priyanka Chopra  in lead roles. And from what we know so far, this could easily become the biggest Indian film ever made. Why ‘Varanasi’? The film’s title wasn’t cho