config: Add Sylas coreboot config

BUG=b:155315878
TEST=emerge-nami coreboot chromeos-bootimage

Signed-off-by: Ginger Cheng <cheng.ginger@inventec.corp-partner.google.com>
Change-Id: I08592780f0eee17e9ca29a97e3ae4acf75d23e16
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/2228920
Tested-by: Raymond Chung <raymondchung@ami.corp-partner.google.com>
Reviewed-by: Raymond Chung <raymondchung@ami.corp-partner.google.com>
Reviewed-by: Henry Sun <henrysun@google.com>
Commit-Queue: Henry Sun <henrysun@google.com>
2 files changed