Revert "Move RingtoneTest to media/tests/ringtone"

This reverts commit addff744edc1df08ff1eab9aefd7ae2488a03c7e.

Reason for revert: Likely causing b/305726574 b/305901414, will verify

Change-Id: Iacaab00ffe18b2fd6b5aeba6b5baf0794767430c
6 files changed