Melissa Joan Hart’s son is dating a girl named Sabrina. The 48-year-old actress – who has Mason, 18, Braydon, 16, and 11-year-old Tucker with husband Mark Wilkerson – starred in the title role of classic 1990s sitcom ‘Sabrina, the Teenage Witch’ and has now revealed that her eldest is dating a girl with the same uncommon moniker. She told PageSix: “My oldest one just got his pilot’s license and his first girlfriend, it’s all happening. Her name is Sabrina! It’s not a common name, at least in North America.” But the former ‘Melissa and Joey’ star found herself in a situation where she was calli…