Merge "Notify link status changed on connected or disconnected only" into...

Merge "Notify link status changed on connected or disconnected only" into udc-dev am: 968ac705 am: 2f6608db am: 3f053a6c

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/22920294



Change-Id: I8da9ca317ac6c05bf731c8b8d58a5ec699df0202
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>