Merge "Add comment for per-app preference priority" into main am: 1243420eb1 am: 95fcaf9a01

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3064023

Change-Id: I8c4ae7065eddc94575885add80435483074e9ed6
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>