ALSA: hda: modify monitor name to be consistent with other ELD proc items

Rename "monitor name" to "monitor_name" to conform with the keyword style.

Signed-off-by: Wu Fengguang <wfg@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
diff --git a/sound/pci/hda/hda_eld.c b/sound/pci/hda/hda_eld.c
index 9d3e542..248cddf 100644
--- a/sound/pci/hda/hda_eld.c
+++ b/sound/pci/hda/hda_eld.c
@@ -477,7 +477,7 @@
 	char buf[SND_PRINT_CHANNEL_ALLOCATION_ADVISED_BUFSIZE];
 	int i;
 
-	snd_iprintf(buffer, "monitor name\t\t%s\n", e->monitor_name);
+	snd_iprintf(buffer, "monitor_name\t\t%s\n", e->monitor_name);
 	snd_iprintf(buffer, "connection_type\t\t%s\n",
 				eld_connection_type_names[e->conn_type]);
 	snd_iprintf(buffer, "eld_version\t\t[0x%x] %s\n", e->eld_ver,