spd: trusty: Add FFA_RX_RELEASE am: 39139bf082

Original change: https://android-review.googlesource.com/c/trusty/external/trusted-firmware-a/+/2741126

Change-Id: Icfd9238e9bf29e65ddedd5da97ee61d88990bab5
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>