Merge "Using focused windows from dumpsys to verify assistant started. Test: manual - run each test case for verification. Bug: 248342160" am: 8373049ed4

Original change: https://android-review.googlesource.com/c/platform/tools/test/openhst/+/2336022

Change-Id: Ic011fda888feaa8885cc8fd8bf898f12bf6c9a2f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>