The list of Qi2 smartphones expanded ever so slightly this week, with the iPhone 12 joining the ranks of Qi2-certified phones thanks to a recent update. That means we can safely say that all MagSafe-compatible iPhones — including the iPhone 13, 14, and 15 — are officially Qi2-ready. The timing couldn’t be better, either, as Anker is currently offering 20 percent off its 6,600mAh MagGo Power Bank, bringing your total down to $55.99 (about $14 off) at Amazon and Anker’s online…