Enabling support of WiFi SAR table for all rex variants by
setting the option at baseboard level.
BUG=b:290689824
TEST=emerge-rex coreboot
Change-Id: I17709cb5d75b56c6c1f386ab527c5c8730011bed
Signed-off-by: YH Lin <yueherngl@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/78308
Reviewed-by: Eric Lai <ericllai@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subratabanik@google.com>
Reviewed-by: Sumeet R Pawnikar <sumeet.r.pawnikar@intel.com>