Stop audio clients when the render thread exits, since we're no longer servicing events on the associated event handles and leaving the clients running when we're not servicing events on them is a waste of system resources (and triggers avoidable underruns in the OS audio server).
Stop audio clients when the render thread exits, since we're no longer servicing events on the associated event handles and leaving the clients running when we're not servicing events on them is a waste of system resources (and triggers avoidable underruns in the OS audio server).
Closes https://github.com/mozilla/cubeb/issues/366