Selena Gomez in deep legal trouble

Singer and actor Selena Gomez was sued on Thursday by investors who ​say the “Only Murders in the Building” star committed ‌fraud by failing to fulfill duties to build and promote her mental health start-up. The plaintiffs invested nearly $1.2 million in ​Wondermind Global, which was launched in 2021 to ​help users strengthen their “mental…