Revert audio ducking fixes (#17877)
Reverts #17806, #17770.
Fixes #17798.
Reopens #17747.
Reason for revert
The fix introduces lags when audio ducking is enabled.
Can this PR be reimplemented? If so, what is required for the next
attempt
Currrently there's no documented way to check the global audio ducking
state in Windows.
