A bumbling Bonanno bad guy bizarrely listed all of his contacts -- from capos to consiglieres -- in a Rolodex, The Post has learned. Not-so-wiseguy Mike “The Butcher” Virtuoso recorded every one of the names, numbers, nicknames and even mob titles in a file so complete that the FBI agents who stumbled on it felt like they’d discovered a gold mine. Putting all of that classified information into writing “was an incredibly stupid thing [for Virtuoso] to do,’’ a source told The Post. The treasure trove was discovered in “The Butcher’s’’ butcher shop, Graham Avenue Meats & Deli, in Williamsburg....