Merge "Move existing FlickerTests under subdirectory" into udc-qpr-dev am: f83bd1b51b am: f816c05d18

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23481377

Change-Id: I8b0c8efd75b43a183f83ffe3de85f0ae73b3e209
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>