Update setCdmaRoaming/SubscriptionMode APIs

Test: atest TelephonyManagerTest
Test: make RunSettingsRoboTests
Bug: 171884158
Bug: 171883908
Change-Id: Ib78149c41612d56a46974621eb71b5e0cfe97c5a
Merged-In: Ib78149c41612d56a46974621eb71b5e0cfe97c5a
4 files changed