ASoC: mediatek: mt8192: Delete a redundant condition branch

The statement of the "if (afe_priv->mtkaif_protocol == MTKAIF_PROTOCOL_2)"
branch is the same as the "else" branch. Delete it to simplify code.

No functional change.
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20210510083640.3368-1-thunder.leizhen@huawei.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8192/mt8192-dai-adda.c

@@ -413,8 +413,6 @@ static int mtk_adda_pad_top_event(struct snd_soc_dapm_widget *w,
 	case SND_SOC_DAPM_PRE_PMU:
 		if (afe_priv->mtkaif_protocol == MTKAIF_PROTOCOL_2_CLK_P2)
 			regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x38);
-		else if (afe_priv->mtkaif_protocol == MTKAIF_PROTOCOL_2)
-			regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x30);
 		else
 			regmap_write(afe->regmap, AFE_AUD_PAD_TOP, 0x30);
 		break;