uclpcserver: align electricalConnectionCharacteristicListData operations (#29)

in Limitation of Power Consumption v1.0.0 section 3.2.2.2.1 the ListData
is declared only readable

Author: DerAndereAndi

uclpcserver/uclpc.go

@@ -94,7 +94,7 @@ func (e *UCLPCServer) AddFeatures() {
 	f.AddFunctionType(model.FunctionTypeDeviceConfigurationKeyValueListData, true, true)
 
 	var configId model.DeviceConfigurationKeyIdType = 0
-	// get the heighest keyId
+	// get the highest keyId
 	if desc, err := spine.LocalFeatureDataCopyOfType[*model.DeviceConfigurationKeyValueDescriptionListDataType](
 		f, model.FunctionTypeDeviceConfigurationKeyValueDescriptionListData); err == nil && desc.DeviceConfigurationKeyValueDescriptionData != nil {
 		for _, desc := range desc.DeviceConfigurationKeyValueDescriptionData {
@@ -139,10 +139,10 @@ func (e *UCLPCServer) AddFeatures() {
 	f.AddFunctionType(model.FunctionTypeDeviceDiagnosisHeartbeatData, true, false)
 
 	f = localEntity.GetOrAddFeature(model.FeatureTypeTypeElectricalConnection, model.RoleTypeServer)
-	f.AddFunctionType(model.FunctionTypeElectricalConnectionCharacteristicListData, true, true)
+	f.AddFunctionType(model.FunctionTypeElectricalConnectionCharacteristicListData, true, false)
 
 	var elCharId model.ElectricalConnectionCharacteristicIdType = 0
-	// get the heighest CharacteristicId
+	// get the highest CharacteristicId
 	if desc, err := spine.LocalFeatureDataCopyOfType[*model.ElectricalConnectionCharacteristicListDataType](
 		f, model.FunctionTypeElectricalConnectionCharacteristicListData); err == nil && desc.ElectricalConnectionCharacteristicData != nil {
 		for _, desc := range desc.ElectricalConnectionCharacteristicData {