On Sunday night at the 93rd Academy Awards, when Andra Day is singled out as a best actress nominee for her performance as Billie Holiday in The United States vs. Billie Holiday, veteran Oscar watchers might well experience a moment of déjà vu.Forty-eight years ago, another popular singer, Diana Ross, was sitting in that same seat, having been nominated for her breakthrough portrayal of Holiday in 1972’s Lady Sings the Blues.