Modify getRecipientAddress Api to public API

This CL modifies the SmsMessage.getRecipientAddress to
allow access to privileged IMS services.

BUG: 359721349

Test: atest SmsMessageTest
Flag: com.android.internal.telephony.flags.support_sms_over_ims_apis
Change-Id: Iaf905312d60c8da6828b4b2d317c09cf3759a095
2 files changed