ALSA: hda/realtek: fix code style (ERROR: else should follow close brace '}')

Fix checkpatch code style errors:

  ERROR: else should follow close brace '}'
  #2300: FILE: sound/hda/codecs/realtek/alc269.c:2300:
  +       }
  +       else

Fixes: 3127899 ("ALSA: hda/realtek - Add headset quirk for Dell DT")
Signed-off-by: Lei Huang <huanglei@kylinos.cn>
Link: https://patch.msgid.link/20260331075405.78148-1-huanglei814@163.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>

Author: Lei Huang

sound/hda/codecs/realtek/alc269.c

@@ -2270,9 +2270,9 @@ static void alc_fixup_headset_mode_alc255_no_hp_mic(struct hda_codec *codec,
 		struct alc_spec *spec = codec->spec;
 		spec->parse_flags |= HDA_PINCFG_HEADSET_MIC;
 		alc255_set_default_jack_type(codec);
-	}
-	else
+	} else {
 		alc_fixup_headset_mode(codec, fix, action);
+	}
 }
 
 static void alc288_update_headset_jack_cb(struct hda_codec *codec,