Russo upsets CardinaleBy SHANNON D. HARRINGTONStaff WriterRepublican Party delegates Thursday delivered an upset victory to a Ridgewood assemblyman and a win to a veteran Wyckoff state senator in their campaigns for two of Bergen County's most important elected positions.Assemblyman David C. Russo received 10 votes more than Sen. Gerald Cardinale, giving him the Republican line in the June primary for the seat being vacated by 11-term Rep. Marge S. Roukema in the 5th Congressional District.Sen. Henry P. McNamara was chosen to run for the office held by William "Pat" Schuber, the outgoing Bergen County executive.Treffinger backedThe party also backed...