There’s a common adage when it comes to sales: Go where the people are. It seems that’s what Ulta Beauty’s doing after its March 17 launch on TikTok Shop, becoming the first specialty beauty retailer in the country to launch on the platform where scrolling and discovering new products is encouraged. Now, if you’ve ever scrolled through a TikTok video and wondered what foundation that person is using, you can scroll through Ulta in app and purchase it for yourself.  Ulta’s move onto the platform comes as retailers reconsider what truly is the front door of retail. It also comes…