portraying him on “Saturday Night Live” — but he won’t be joining the star on stage if he wins.Fauci, director of the National Institute of Allergy and Infectious Diseases, laughed when asked about Pitt’s nomination for his 3-minute cameo on “SNL.”“What a surreal world we’re living in,” Fauci said Thursday on CNN’s “New Day.”“He’s one of my favorite actors, so I really do hope he wins.”Fauci told host Alisyn Camerota that he hasn’t spoken to Pitt since his “SNL” gig in April.But the doctor