Bluetooth: Enable in-band ringing in vibration mode (2/4)

* Add AUDIO_POLICY_FORCE_FOR_VIBRATE_RINGING force mode

Bug: 72647074
Test: Call phone in vibration mode and hear ringtone on HFP enabled
      headset, verify that ringtone is only played through headset.
      Then disconnect headset and call again to verify that ringtone
      does not play through phone speaker in vibration mode.

Change-Id: I6a738115a968ac76cb7cf83b52fe2e28a2fbc17f
(cherry picked from commit 2fa5ecf152f1227a6493b51ed114bc7c1a304202)
1 file changed