Add new APIs for owner groups to vote on radio power state

Bug: 228777724
Design doc: go/voting-radio-power-state
Test: Run the following tests
 - atest android.telephony.cts.TelephonyManagerTest
 - atest com.android.internal.telephony.ServiceStateTrackerTest
 - atest com.android.internal.telephony.data.DataNetworkControllerTest
 - atest com.android.internal.telephony.dataconnection.DcTrackerTest
 - atest com.android.internal.telephony.GsmCdmaPhoneTest
Change-Id: I4d49de3e056be62897a7472acc1c68c2a9932c27

Change-Id: I15750f49573d4213970b6b5228d5180c775f8536
3 files changed