Antonio Davis denies having sex with the Gold Club girls in Atlanta.  "I'm not proud to say it, but I was there, I was there one time," he said. "It was just one of those things. I was just young and, I guess, stupid."  Davis plans to file a law suit against Thomas (Ziggy) Sicignano for statements Sicignano made in a racketeering case.  Sworn testimony is generally immune from civil action, but Bill Sanders, one of Davis's representatives with the BDA Sports agency, said yesterday that even if the lawsuit is unsuccessful, it will send a message