baytrail: add 316 microcode

The 316 microcode is the newest version. Include that in the build.

BUG=chrome-os-partner:22858
BRANCH=None
TEST=Built and partially booted with microcode loading. Noted 316
     loaded.

Change-Id: Iba01dd58688737ae38bc58a84014ee9526540db1
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/171611
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
3 files changed