Delay notification vibration to synchronize with notif sound

Delay the vibration associated with a notification by the length
  of the ramp time preceding a notification sound. Do this only
  for notifications that play a sound.
Tests: verify that calls to Vibrator.vibrate() method are within the
  max delay that could be applied to a notification sound/vibration.

Test: play notification with vibration, verify vibration syncs with sound
Test: runtest systemui-notification
Bug: 35152866
Change-Id: I571eb5620d654265d19f45aca2073e8ccc4799df