Merge "[pm] allow debuggable apps to be downgraded on release builds" into...

Merge "[pm] allow debuggable apps to be downgraded on release builds" into udc-dev am: 4722cf85 am: 17a443c9

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/22908087



Change-Id: I675f737d530f75c0c585bb98626575a132925f53
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>