UPDATED: After months of teasing, Ryan Murphy finally revealed the title of the seventh season of American Horror Story on Thursday night at San Diego Comic-Con. The Emmy Award-winning master of the TV anthology used the fan-driven event to announce that the forthcoming season of the horror series will be titled American Horror Story: Cult. Also tonight, FX announced a premiere date for AHS: Cult, which will debut on Tuesday, September 5, 2017. The title unveiling came…