Use standard flag to enable Secretkeeper am: 69e83dde81

Original change: https://android-review.googlesource.com/c/trusty/device/arm/generic-arm64/+/2936742

Change-Id: I04b3514eb0e3a1e590490d37b322c2f0f1058d77
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: 1ca407130bc43cf041c1fdcbc47b4a5b31d5ac28
  1. project/
  2. .clang-format
  3. LICENSE
  4. PREUPLOAD.cfg