include/uapi/sound/asequencer.h: include sound/asound.h

Fixes userspace compilation error:
error: unknown type name ‘snd_seq_client_type_t’
snd_seq_client_type_t type; /* client type */

Signed-off-by: Mikko Rapeli <mikko.rapeli@iki.fi>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

include/uapi/sound/asequencer.h

@@ -22,6 +22,7 @@
 #ifndef _UAPI__SOUND_ASEQUENCER_H
 #define _UAPI__SOUND_ASEQUENCER_H
 
+#include <sound/asound.h>
 
 /** version of the sequencer */
 #define SNDRV_SEQ_VERSION SNDRV_PROTOCOL_VERSION (1, 0, 1)