Brian Steinberg Senior TV Editor NBCUniversal is, for a quick moment, taking “Live, from New York” to a lounge found in a beach-side resort in France. Fresh episodes of “Saturday Night Live” have been in short supply in the U.S. due to the Hollywood writers strike, but NBC’s late-night mainstay could generate some interest on Wednesday at the Cannes Lions advertising festival. In a showcase led by NBC News’ Willie Geist, “SNL” executive producer Lorne Michaels will hold forth with cast members Bowen Yang, Chloe Fineman, Mikey Day and Ego Nwodim as part of a broader bid by NBCUniversal to get Madison Avenue to align itself with the program at it nears its 50th season in the fall of 2024.