ASoC: mediatek: mt8188: remove unnecessary variable assignment

In the function mt8188_adda_mtkaif_init, 'val' to 0 is repeated,
thus delete one.

Signed-off-by: Tang Bin <tangbin@cmss.chinamobile.com>
Link: https://patch.msgid.link/20241016011851.2023-1-tangbin@cmss.chinamobile.com
Signed-off-by: Mark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8188/mt8188-dai-adda.c

@@ -63,7 +63,6 @@ static int mt8188_adda_mtkaif_init(struct mtk_base_afe *afe)
 			param->mtkaif_phase_cycle[MT8188_MTKAIF_MISO_0];
 	}
 
-	val = 0;
 	mask = (MTKAIF_RXIF_DELAY_DATA | MTKAIF_RXIF_DELAY_CYCLE_MASK);
 	val |= FIELD_PREP(MTKAIF_RXIF_DELAY_CYCLE_MASK, delay_cycle);
 	val |= FIELD_PREP(MTKAIF_RXIF_DELAY_DATA, delay_data);