PETA, the animal activist organization known as the People for the Ethical Treatment of Animals, will refrain from its usual tradition of protesting Nathan’s Famous at the annual Hot Dog Eating Contest this weekend and, in a shocking twist, will actually give out free wieners…of the vegan variety. The animal rights group will set up shop at the century-old sausage purveyor during the storied contest, slinging the vegan hot dogs which Nathan’s recently started selling at select stores, including the Coney Island flagship, for free to hungry passersby …