Merge "Add strings & channel to be used for notification to review...

Merge "Add strings & channel to be used for notification to review permissions." into tm-dev am: 89a9dcc8

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17529887



Change-Id: I1b21e7affacc20032c9c674dd037d1388d6b2d92
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>