KUOW’s arts and culture reporter Mike Davis shares his bountiful wish list with Kim Malcolm: PNB’s “The Nutcracker,” “A Very Diehard Christmas” at Seattle Public Theater, Seattle Children’s Theatre’s “A Very Electric Christmas,” “Black Nativity” at Broadway Performance Hall, “A Christmas Carol” at ACT, “White Christmas” at 5th Avenue Theatre, and “Snowed In” at ArtsWest