Merge "Set clipboard allow_virtualdevice_silos flag to on by default" into udc-dev am: 59efad38

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22212853



Change-Id: Ie6690929351f742185fff0370b8ec74e4da02c2d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>