Trusty build: modify make output for further post processing am: b514ced555

Original change: https://android-review.googlesource.com/c/trusty/lk/trusty/+/2914162

Change-Id: Ic01f68d198fb5e0d46bd44376ddec1595dabb56b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>