Naman Ramachandran Bollywood star Vidya Balan is roaring back with Amazon Prime Video India’s “Sherni” (Tigress).The actor has made a career out of playing strong, fiercely independent women in popular mainstream films such as “The Dirty Picture” (2011), where she played a B movie star; “Kahaani” (2012), where her heavily pregnant character is in solo quest of her missing husband; and “Tumhari Sulu” (2017), where she plays a housewife turned radio jockey.In “Sherni,” Balan plays an upright