regulator: Fix a typo in regulator_mode_to_status() core function.

Case REGULATOR_STATUS_STANDBY -> REGULATOR_MODE_STANDBY.

Signed-off-by: Krystian Garbaciak <krystian.garbaciak@diasemi.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

drivers/regulator/core.c

@@ -2894,7 +2894,7 @@ int regulator_mode_to_status(unsigned int mode)
 		return REGULATOR_STATUS_NORMAL;
 	case REGULATOR_MODE_IDLE:
 		return REGULATOR_STATUS_IDLE;
-	case REGULATOR_STATUS_STANDBY:
+	case REGULATOR_MODE_STANDBY:
 		return REGULATOR_STATUS_STANDBY;
 	default:
 		return 0;