We’re entering new territory in the walled garden earbud wars: to get the very best audio quality from Samsung’s Galaxy Buds 2 Pro, you need to use them with a Samsung phone. It was always going to come to this. Between Apple’s AirPods, Samsung’s Galaxy Buds, Google’s Pixel Buds, and other earbuds developed by companies with a deep-rooted interest in the smartphone world, we’ve already seen many convenience-minded features —…