Merge "Add default pregrant permission for Dock Manager." into tm-qpr-dev am: 23cb3a7f03 am: 78bfafa921

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20355062

Change-Id: I5a6a08049f2d86ff6540781447a7e4248985a4eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>