MMS APIs rely on resolveSubscriptionForOperation()

A disambiguation dialog will be shown if default SmsManager is used for
MMS as well.

Bug: 170591590
Test: Manual

Signed-off-by: Taesu Lee <taesu82.lee@samsung.com>
Change-Id: I86bb70261eb7fecf3e8b72f0df8d2338bab4bb57