Revert "Fix issue 2473820: The ACDB ID used for audio playback is not correct after MT call."

This reverts commit 660ccb4bb28087010ef68e648abbc9c01d945461.

It seems to cause issues when the following happens:
1. Make/receive a call
2. 3rd party tries to call you
3. Audio routing goes bonkers
Revert "Revert "[HACK] fix ringtone temporarily until proper solution is found (paulb-nl)""

This reverts commit 969289e7fe1f502c22a4d8bc6902e991a63f7ae0.

Hack again.