Wong Kar-wai’s sci-fi epic “2046” is tipped as winner of the Palme d’Or when Cannes hands out its prizes on Sunday. But just because you can’t get to the south of France doesn’t mean you can’t see movies by the uber-hip Honk Kong helmer. BAM Rose Cinemas is saluting him this weekend. Entries include “In the Mood for Love” (above), with elegant Maggie Cheung and