Former France striker Andre-Pierre Gignac scored twice as Mexico’s Tigres defeated Asian champions Ulsan Hyundai 2-1 yesterday to qualify for the semi-finals of the Club World Cup. Tigres, the CONCACAF Champions League winners, will face Copa Libertadores champions Palmeiras of Brazil tomorrow for a spot in next week’s final. Defender Kim Kee-hee headed Ulsan ahead from a corner in Al Rayyan, as the South Koreans returned to the Gulf state just six weeks after their triumph in Asia’s top club competition. Gignac slammed