ASoC: wm8994: remove duplicate code

It seems that the code duplication was added at a merge operation.
Signed-off-by: NJaroslav Kysela <perex@perex.cz>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>

sound/soc/codecs/wm8994.c

@@ -724,9 +724,6 @@ static void wm1811_jackdet_set_mode(struct snd_soc_codec *codec, u16 mode)
 {
 	struct wm8994_priv *wm8994 = snd_soc_codec_get_drvdata(codec);
 
-	if (!wm8994->jackdet || !wm8994->jack_cb)
-		return;
-
 	if (!wm8994->jackdet || !wm8994->jack_cb)
 		return;