Revert "asurada_scp: disable LTO"
Revert "asurada_scp: disable LTO"

Re-enables LTO.

This reverts commit 57d3da117f3bcf9b584fd2096b9fb672c04a6e5d.

BRANCH=none
BUG=b:176959740
TEST=make BOARD=asurada_scp

Cq-Depend: chromium:2624369
Change-Id: I16622d15a701e046fbb16bc98a3bcec9da7a11bf
Signed-off-by: Tzung-Bi Shih <5e6f7578cd434ae5b4c9ffe5250f7a87a25045d7@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/2623314
Reviewed-by: Eric Yilun Lin <2f2733c7206ea2b76bd2db1905cc5e8a75841c48@chromium.org>
Reviewed-by: Ting Shen <c671d3efec3d7e7e285f3788bf0d1ba4c8605b78@chromium.org>

coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec,coreboot/chrome-ec