regulator: bd71837: Remove duplicate assignment for n_voltages of LDO2

Set it once is enough.
Also move n_voltages close to volt_table for better readability.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

drivers/regulator/bd71837-regulator.c

@@ -388,10 +388,9 @@ static const struct regulator_desc bd71837_regulators[] = {
 		.ops = &bd71837_ldo_regulator_nolinear_ops,
 		.type = REGULATOR_VOLTAGE,
 		.volt_table = &ldo_2_volts[0],
+		.n_voltages = ARRAY_SIZE(ldo_2_volts),
 		.vsel_reg = BD71837_REG_LDO2_VOLT,
 		.vsel_mask = LDO2_MASK,
-		.n_voltages = ARRAY_SIZE(ldo_2_volts),
-		.n_voltages = BD71837_LDO2_VOLTAGE_NUM,
 		.enable_reg = BD71837_REG_LDO2_VOLT,
 		.enable_mask = BD71837_LDO_EN,
 		.owner = THIS_MODULE,