Merge "Improve RCS single registration logging" am: 49a66e188a am: d2a2f5c9cb am: c72d3455e7

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telephony/+/1551778

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I20c7955795c80a231e323b97763342cbf68217e6