It was just another slow news Tuesday when Android Headlines dropped the CAD renders of Samsung’s upcoming Galaxy Z Fold 8. Although the foldable isn’t arriving with a dramatic makeover, what’s changing under the hood is worth getting excited about (sort of). After swinging for the fences with the Fold 7 last year, making it the thinnest foldable they’ve ever shipped, Samsung is leaving the design largely unchanged. You’d still get the same sharp corners, flat sides, and the same display setup — an 8-inch inner screen and a 6.5-inch cover screen. The camera bump looks the same, too, housing three sensors, and the under-display camera is still not happening. So, what’s changing? For one, the Fold 8 could measure 158.4 x 143.2 x 4.5 mm (5.5 mm with the camera bump) unfolded and 158.4 x 72.8 x 9 mm folded, and there could be a very good reason behind that. Although it’s not immediately clear from the renders, the outlet speculates that the slightly thicker profile could be due to the return of the S Pen.…