conf: namehint - add noargs to the hint section

alsa-project/alsa-lib pull request #31 was opened from perexg:

Do not list simple surround devices in the namehint section by default.

Fixes: https://github.com/alsa-project/alsa-lib/issues/27

Request URL : https://github.com/alsa-project/alsa-lib/pull/31 Patch URL : https://github.com/alsa-project/alsa-lib/pull/31.patch Repository URL: https://github.com/alsa-project/alsa-lib