ALSA: info: Drop kerneldoc comment from snd_info_create_entry()

It's no longer a part of API but merely a local function.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/core/info.c b/sound/core/info.c
index 76cdf1d..895362a 100644
--- a/sound/core/info.c
+++ b/sound/core/info.c
@@ -686,7 +686,7 @@
 
 EXPORT_SYMBOL(snd_info_get_str);
 
-/**
+/*
  * snd_info_create_entry - create an info entry
  * @name: the proc file name
  * @parent: the parent directory