DO NOT MERGE

Improve incoming call vibration logic.

1. Only check if the incoming call can bypass dnd mode only if dnd mode
is on. Otherwise this will override global silence settings for
ringtone.
2. Update missed call reason print method to debug missed call reason
debugging easier.

Bug: 255788343
Test: atest RingerTest
Change-Id: I02f78f3840ed60c0e9eda5036339dec752e11c3c
Merged-In: I02f78f3840ed60c0e9eda5036339dec752e11c3c