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: 937d1c5c

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



Change-Id: I1ab48281967b2fa1190da997116215d1ab6a6b19
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>