From Death Becomes Her, at the Lunt-Fontanne. Photo: Matthew Murphy and Evan Zimmerman A Broadway season dominated by divas has also brought a spate of shows about the cruelty of show business, centering on the women it simultaneously venerates and tears down. In Sunset Blvd. , Norma Desmond’s shadow younger self (a Jamie Lloyd invention) stalks the stage and the screen behind Nicole Scherzinger with the implication of abuse endured during her start in the studio system. In The Hills of