Merge "Move PackageManagerTests to postsubmit" into udc-dev am: 72b47371 am: 3a45b6e1

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/24463858



Change-Id: Ia2011bc5213f44c0c69b676cd90660f54ae4cb71
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>