Selena Gomez has opened up about her decision to no longer go incognito in public, as well as her infamous social media blackouts, in a brand new interview. RadarOnline.com can reveal the Only Murders in the Building star said she has given up trying to disguise herself because one of her distinctive features has always given her away. The former child star also explained why she gave up hiding from her obsessive fans. She told Vanity Fair: “Yeah, it doesn’t work. Literally, one time, I was in line for something. I was fully in disguise, and I was talking to someone. “I don’t even remember wha…