samus: Get board version string from SMBIOS

Instead of maintaining the table in mosys just report what is
stored in SMBIOS.

BUG=chrome-os-partner:32359
BRANCH=samus
TEST=emerge-samus mosys; mosys smbios info system

Change-Id: I15c3604a71caa4da23772cfa87caf826a422291c
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/223263
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
1 file changed