v201.datatypes.ChargingNeedsType.request_energy_transfer is mistyped (#496)

see issue #430

Author: Jared-Newell-Mobility

CHANGELOG.md

@@ -51,6 +51,8 @@
 - [#504](https://github.com/mobilityhouse/ocpp/pull/504) Add missing tech_info attribute to v2.0.1 EventDataType. Thanks [@LokiHokie](https://github.com/LokiHokie)
 - [#381](https://github.com/mobilityhouse/ocpp/issues/381) Add FormationError and OccurrenceConstraintViolationError.
 
+- [#373](https://github.com/mobilityhouse/ocpp/issues/373) v201.datatypes.ChargingNeedsType.request_energy_transfer is mistyped
+
 ## 0.21.0 (2023-10-19) 
 
 - [#492] Minor fixes _handle_call doc string  - Thanks @drc38

ocpp/v201/datatypes.py

@@ -101,7 +101,7 @@ class ChargingNeedsType:
     ChargingNeedsType is used by: NotifyEVChargingNeedsRequest
     """
 
-    request_energy_transfer: enums.EnergyTransferModeType
+    requested_energy_transfer: enums.EnergyTransferModeType
     departure_time: Optional[str] = None
     ac_charging_parameters: Optional[ACChargingParametersType] = None
     dc_charging_parameters: Optional[DCChargingParametersType] = None