Merge "Add more logs around setConferenceHost" into rvc-dev am: 30f41688f7 am: 7e39db60da am: 2c9fba8052 am: ebe4e0ded6

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

Change-Id: Ib56239dccdbac9da19710790b09b45c841ca6233