Mumbai (Maharashtra) [India], August 20 (ANI): Filmmaker Karan Johar recently expressed his happiness over the massive success of the horror-comedy film Stree 2. According to Johar, the success is not just a win for the movie itself, but a victory for Hindi cinema and Indian mainstream film as a whole. Taking to his Instagram account on Tuesday, Karan shared a poster of the film along with a heartfelt note on the film’s huge success. In his post, the filmmaker spoke about how Hindi cinema has faced challenges at the box office in recent years, especially after the pandemic, with audiences beco…