Integrate RCS provisioning updates into SipTransport

Bug: 173828167
Test: atest TeleServiceTests:com.android.phone.RcsProvisioningMonitorTest
Test: atest TeleServiceTests:com.android.services.telephony.rcs.SipTransportControllerTest
Merged-In: I4b7e9ee4017f78cb465723592d8dcfa618f69421
Change-Id: I4b7e9ee4017f78cb465723592d8dcfa618f69421
6 files changed