The woman accused of driving drunk and killing a Road Ranger on Interstate 95 in Hollywood on New Year’s Day has pleaded not guilty. An arraignment was held Wednesday morning for 45-year-old Latoya Hayes, who was arrested earlier this month on 20 charges including vehicular homicide, DUI manslaughter, DUI causing property damage and reckless driving causing property damage in the Jan. 1 crash that killed Road Ranger Jose Parra…