UPSTREAM: soc/mediatek/mt8183: Add SSPM binary

mt8183 need sspm.bin to boot up SSPM to support MCDI

Cherry-picked from https://review.coreboot.org/c/blobs/+/32698

BUG=b:80501386
BRANCH=none
TEST=None

Change-Id: I9b57360bb0f54beb77dd7af1778480e99e4a1ac0
Signed-off-by: Erin Lo <erin.lo@mediatek.com>
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/third_party/coreboot/blobs/+/1631969
Tested-by: Hung-Te Lin <hungte@chromium.org>
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
Commit-Queue: Hung-Te Lin <hungte@chromium.org>
3 files changed