fix typo in example PCI slots
fix typo in example PCI slots

melloc/rfd,davepacheco/rfd,davepacheco/rfd,melloc/rfd,melloc/rfd,joyent/rfd,davepacheco/rfd,joyent/rfd,joyent/rfd,davepacheco/rfd,davepacheco/rfd,joyent/rfd