Is this the year of Selena Gomez? After a historic best actress win at the Cannes Film Festival for her turn in Jacques Audiard’s “Emilia Pérez,” which she shared with her castmates Zoe Saldaña, Karla Sofía Gascón and Adriana Paz, the influential superstar of Hulu’s murder-mystery romp “Only Murders in the Building” just landed her first acting nomination for her …