Merge "libbinder_ndk_unit_test: avoid race" into main am: bb9be55f02 am: 27c18c5c59

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2681477

Change-Id: I8ff6491f9fd4dbbf75e28e0a0dcc51d19a1bda74
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>