ASoC: mediatek: mt8183: delete some unreachable code

This has a goto followed by an unreachable return statement.  The goto
is correct because it cleans up so the current runtime behavior is fine.
Let's delete the unreachable return statement.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/X9NFg3KVm16Gx6Io@mwandaSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/mediatek/mt8183/mt8183-afe-clk.c

@@ -584,7 +584,6 @@ int mt8183_mck_enable(struct mtk_base_afe *afe, int mck_id, int rate)
 			__func__, aud_clks[div_clk_id],
 			rate, ret);
 		goto ERR_SET_MCLK_RATE;
-		return ret;
 	}
 
 	return 0;