sound: convert "sound" subdirectory to UTF-8

Convert the "sound" subdirectory to UTF-8.

Signed-off-by: John Anthony Kazos Jr. <jakj@j-a-k-j.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/sound/pci/mixart/mixart.c b/sound/pci/mixart/mixart.c
index 21386da..ac007ce 100644
--- a/sound/pci/mixart/mixart.c
+++ b/sound/pci/mixart/mixart.c
@@ -472,7 +472,7 @@
 	struct snd_mixart *chip = snd_pcm_substream_chip(subs);
 	struct mixart_stream *stream = subs->runtime->private_data;
 
-	/* TODO de façon non bloquante, réappliquer les hw_params (rate, bits, codec) */
+	/* TODO de façon non bloquante, réappliquer les hw_params (rate, bits, codec) */
 
 	snd_printdd("snd_mixart_prepare\n");