Merge "Add more logs around setConferenceHost" into rvc-dev am: 30f41688f7 am: 7e39db60da am: 86fad3499c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/services/Telephony/+/11711606

Change-Id: Icc5a8db591a441240d55e8b5298d8eb9fb7ea213