A pair of reports from hit-or-miss sources claim the “iPhone 8” will be revealed at an event on September 12 and come in 64GB, 256GB and 512GB storage options. In a Chinese-language social media post, GeekBar founder Lei Ge provided what he claims is an image of Sandisk flash memory chips destined for the next-generation iPhone. In addition to revealing the upgraded base storage capacity, Ge also predicts the new device will be called…