Revert "Resolve cross account user ringtone validation."

This reverts commit 1c7fbd70da65f7b2dd561af8ec9f94b81acf5baa.

Reason for revert: root cause of custom ringtone regression (b/384520330)

Change-Id: Iaa2a0e1be882b1fe479241f5dda32b0704749001
3 files changed