Enable wifi sar feature and set wifi sar name for kled sku.
BUG=b:152277272
TEST=emerge-hatch coreboot chromeos-bootimage and
verify wifi SAR load by sku-id
Change-Id: I9ee242773fd05cc2bcd7bde07da8176022827677
Signed-off-by: David Wu <David_Wu@quanta.corp-partner.google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/39813
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Fagerburg <pfagerburg@chromium.org>