Music review The Life of a Showgirl: The Encore She gave us an encore. But did we really need this encore? Taylor Swift had the chance to redeem “The Life of a Showgirl,” arguably one of her weaker albums in her prolific discography, with her four-track “Encore” edition, released Friday. Instead, the songs arguably gave the album even more of an identity crisis. Sure, not every “Showgirl” track can be a bop like “Opalite” or “The Fate of Ophelia.” However, the songs should at least feel like they’re on the right stage. “Patient Zero” sounds like it belongs on “The Tortured Poets Department,” while “Babylon” and “Pink Clouding” would have…