Revert "[Audiosharing] Fix race condition in AudioSharingRepository provides"

This reverts commit 22a39312.

Reason for revert: b/356355515, crashing Volume UI

Change-Id: I3b324f8dde6e62916acde93b7a06db45e9eb8b9a
Test: Local revert of this CL makes the Volume UI crash go away
Flag: EXEMPT for a pure revert to fix a regression
Bug: 356355515