Merge "simpleperf: Check device connection in app_profiler.py" into main am: 2dc37afe5e am: 6bf3635199

Original change: https://android-review.googlesource.com/c/platform/system/extras/+/2703875

Change-Id: I29c9162e362506242448fe88dc308093fe1c42dc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>