Twenty years after TV’s most notorious and “sadistic” extreme makeover show “The Swan” aired, former contestant Kari Bravata claims that she “almost died for reality TV.” A new Hulu documentary, “The Swan: Behind the Mirror,” is going behind the scenes of the short-lived, controversial Fox show that took ordinary women who felt like “ugly ducklings,” and transformed them into “swans,” by giving them plastic surgery on TV. Bravata claimed following her plastic surgery, she didn’t wake up from the anesthesia, her lungs filled with fluid and she had to go on oxygen. While the surgeries were televised, they “kicked the camera crew” out of…