Trusty: no need to use libbase am: 567d982102

Original change: https://android-review.googlesource.com/c/trusty/app/sample/+/2855203

Change-Id: Ib80b7e47533dbd7626395d132946ccc39b07de49
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>