By Alex Lauer In 2023, the Corvette will be celebrating its 70th birthday. It’s a monumental achievement; as Chevrolet notes, Corvette is the oldest nameplate of any car still in production (car being the operative word there, as some other types of vehicles are older, like its stablemate the Suburban, which goes back almost 90 years). To mark the occasion, Chevy is doing what is expected of any automaker celebrating a milestone: they’re releasing a 70th Anniversary Edition package that buyers can tack on to 2023 model year Corvettes, whether you want the relatively new mid-engine Stingray or …