Merge "Enable low target sdk install block by default" into udc-dev am: ac5fd08d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/21758229



Change-Id: I9c33545396a21f42f1c33a38233fb4ac0b980e1e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>