Fix WorkerThreadTest am: 712f48c217

Original change: https://googleplex-android-review.googlesource.com/c/platform/hardware/interfaces/+/17845136

Change-Id: I93f62b0303156f3d28ff3693868712c215491aba
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>