If the sunaudiodev module is available but we cannot find an audio device to use, skip this test instead of allowing an error to occur when we attempt to play sound on the absent device.
If the sunaudiodev module is available but we cannot find an audio
device to use, skip this test instead of allowing an error to occur
when we attempt to play sound on the absent device.

Verified by Mark Favas.

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator