[ALSA] usb-audio: add Roland SH-201 support

Add quirks to detect the Roland SH-201.

Signed-off-by: Carlo Beccaria <carlo@beccaria.org>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>