"Saturday Night Live" took a swing at Kristi Noem this weekend ... zeroing in on her husband's alleged secret life in a headline-grabbing Weekend Update segment. Cast member Sarah Sherman appeared as Bryon Noem , decked out in tight pink biker shorts and exaggerated fake breasts ... a clear jab at a Daily Mail report claiming the former South Dakota governor's husband dabbled in a so-called "bimbofication" fetish. Sherman didn't hold back ... joking to Michael Che ... "My eyes are up here, my