Telephony: Set ringtone for SIM2 using SUB ID.

Set ringtone for SIM2 using the subscription ID, instead of using
TYPE_RINGTONE_2, and use new interface defined in framework.

Set incoming call ringtone for SIM2 to play.

CRs-Fixed: 612945

Change-Id: I4a8e674b014ef034613682d2e23df2a884588d2c