trusty:backtrace: Remove PAC codes if in use. am: cd718df39f am: fe719579b0 Original change: https://android-review.googlesource.com/c/trusty/lk/trusty/+/2671436 Change-Id: Iacf7cd07b36a83d4732a7003d3614f4f2365357d Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>