Owning a high-end sports car is a flashy sign of success, but these days, the luxury garage it’s parked in might be the real flex. Demand for upscale vehicle storage has spurred somewhat of a niche market for “car condos.” More than just a parking space, a car condo is an indoor unit in a larger garage you can pay to keep and showcase your automobile. Geared toward car buffs, luxury garages often feature a variety of amenities and communal spaces for hobbyists and collectors to socialize and work on their vehicles…