Use BoringSSL's public API in keymaster_hidl_hal_test am: 727f1ed7f3

Original change: https://android-review.googlesource.com/c/platform/hardware/interfaces/+/2588645

Change-Id: Ie6a1e8bd50203f2c41a9ac330214770838e31447
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>