regulator: s5m8767: Fix build in non-DT case

Fix drift in DT parsing function name in the stub code.
Reported-by: NFengguang Wu <fengguang.wu@intel.com>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>

drivers/mfd/sec-core.c

@@ -136,7 +136,7 @@ static struct sec_platform_data *sec_pmic_i2c_parse_dt_pdata(
 	return pd;
 }
 #else
-static struct sec_platform_data *sec_i2c_parse_dt_pdata(
+static struct sec_platform_data *sec_pmic_i2c_parse_dt_pdata(
 					struct device *dev)
 {
 	return 0;