Merge "Remove app cloning feature flags" into udc-dev am: 6d473f9f

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23289956



Change-Id: I6d631685d584c11a3199f2593f1734676e69fdfa
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>