Revert "Listen for foreground AppOps changes"

This reverts commit 7370c8442e6649ef398402395e7f8c8eb6121bb9.

Top VOIP apps rely on the ability to record audio in the background
without capabilities. Fix breaks top CUJs, needs to be re-evaluated.

Reason for revert: b/285898282, b/268724205

Bug: 268724205
Test: Manual verification of Meet
Change-Id: Ie2b57f5d2247b6f771e1f6095e993d749ad685f9
1 file changed