DETROIT — The playoffs officially aren’t a possibility, so the Red Wings marked the occasion Saturday with another loss, although a spirited one it was. The Wings lost 5-4 to Columbus in overtime, hours after the Washington Capitals’ victory in Pittsburgh mathematically eliminated the Wings from the playoffs for a sixth consecutive season. Jack Roslovic completed a hat trick with his third goal at 3 minutes, 19 seconds of overtime, clinching the Jackets victory. Goaltender Alex Nedeljkovic (28 saves) made a pair of big stops on Gustav Nyquist in overtime, before Roslovic capped a nice passing …