google/reef: Fix model detection.

The SKU number returned from smbios is 'skuN' instead of simple 'N',
so we have to scan the the string for real numbers.

TEST=emerge-reef mosys; run mosys on basking, see sku=0 => basking.

Change-Id: I8acbb5967e45eb6d085a59350db70bae8bc5a7fe
Reviewed-by: Hung-Te Lin <>
Commit-Queue: Hung-Te Lin <>
Tested-by: Hung-Te Lin <>
1 file changed