Implement Telecom.hasCompanionInCallServiceAccess API am: d4c58092da am: 2ccac3ece9 am: 107e6a019e

Original change: https://android-review.googlesource.com/c/platform/packages/services/Telecomm/+/1495219

Change-Id: I43aa47e7208c75029ce335e05b5b313c659f2779