Telephony: Add Multi SIM support for voicemail ringtone

Do not support Multi SIM for voicemail ringtone settings.

Add Multi SIM support for voicemail ringtone of call feature settings.

CRs-Fixed: 671167

Change-Id: Ia20953ba3cd528f506407651ba5081232e9e3a89
Fix call barring always request from default sub

Update subscription in MSIM mode before enter call barring settings.

Change-Id: Iddba105d3ab4bef42e8f1df93020eebe4dbb1ee9