Merge "binderLibTest: wait longer to start all threads" am: 4477824cc4 am: 45636073b7 am: 9daf1b2aae

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2152317

Change-Id: Ifa0146557aa3c8a32a40e0d70d5f66ce525fd3b1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>