A social media litigation group is taking the video streaming giant TikTok to court over the death of an 8-year-old girl from Temple. The Social Media Victims Law Center (SMVLC) filed a civil lawsuit against TikTok and its parent company ByteDance Ltd. in a Los Angeles County court on behalf of the families of two children who died while attempting the viral TikTok challenge known as the “blackout challenge,” according to court documents.…