[ALSA] hda-codec - Fix a typo

Fixed a typo in proc file.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/pci/hda/hda_proc.c b/sound/pci/hda/hda_proc.c
index d737f17..e695655 100644
--- a/sound/pci/hda/hda_proc.c
+++ b/sound/pci/hda/hda_proc.c
@@ -45,7 +45,7 @@
 	if (names[wid_value])
 		return names[wid_value];
 	else
-		return "UNKOWN Widget";
+		return "UNKNOWN Widget";
 }
 
 static void print_amp_caps(struct snd_info_buffer *buffer,