Redefined the conditions for CBS messages vibration

We will only vibrate the device when one of the following
conditions met.
1. Message is ETWS, and vibration is turned on in CBS settings.
2. Message is not ETWS, device is not in silent mode, and
   vibration is turned on in CBS settings.

Test: manual
bug: 35986807
Merged-In: I418ebb2d150538f525918cb6f3db9554b6e15b69
Change-Id: I418ebb2d150538f525918cb6f3db9554b6e15b69
1 file changed