ALSA: seq: seq_oss_event: fix inconsistent indenting warning in note_on_event()

Fix below inconsistent indenting smatch warning.
smatch warnings:
sound/core/seq/oss/seq_oss_event.c:297 note_on_event() warn: inconsistent indenting

Signed-off-by: Charles Han <hanchunchao@inspur.com>
Link: https://patch.msgid.link/20250228033427.7056-1-hanchunchao@inspur.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

Author: Charles Han

sound/core/seq/oss/seq_oss_event.c

@@ -290,16 +290,14 @@ note_on_event(struct seq_oss_devinfo *dp, int dev, int ch, int note, int vel, st
 		if (note == 255 && info->ch[ch].note >= 0) {
 			/* volume control */
 			int type;
-			//if (! vel)
-				/* set volume to zero -- note off */
-			//	type = SNDRV_SEQ_EVENT_NOTEOFF;
-			//else
-				if (info->ch[ch].vel)
+
+			if (info->ch[ch].vel)
 				/* sample already started -- volume change */
 				type = SNDRV_SEQ_EVENT_KEYPRESS;
 			else
 				/* sample not started -- start now */
 				type = SNDRV_SEQ_EVENT_NOTEON;
+
 			info->ch[ch].vel = vel;
 			return set_note_event(dp, dev, type, ch, info->ch[ch].note, vel, ev);
 		} else if (note >= 128)