ALSA: ua101: add Edirol UA-1000 support

Add support for the Edirol UA-1000 to the UA-101 driver.

Both devices behave the same, so we just have to shuffle around some
interface numbers and name strings.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>

Documentation/sound/alsa/ALSA-Configuration.txt

@@ -1812,7 +1812,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
   Module snd-ua101
   ----------------
 
-    Module for the Edirol UA-101 audio/MIDI interface.
+    Module for the Edirol UA-101/UA-1000 audio/MIDI interfaces.
 
     This module supports multiple devices, autoprobe and hotplugging.