New corner spec imported from design that properly becomes flush with
the vertical and horizontal sides.
Bounding box set based on a 79px size, via a 5.28mm corner and a
conversion of 1px = 66.9um
Test: adb shell setprop debug.screenshot_rounded_corners 1 && <restart sysui>
Fixes: 283827918
Change-Id: I41b976243ac1497e45f74d4172c75093e8334268