adding testcases for electric motor and battery

...VectoCore/InputData/FileIO/JSON/JSONComponentInputData.cs

VectoCore/VectoCore/InputData/FileIO/JSON/JSONVehicleData.cs

...ore/VectoCore/Models/Simulation/Impl/PowertrainBuilder.cs

...Core/VectoCore/Models/Simulation/Impl/VehicleContainer.cs

VectoCore/VectoCore/Models/SimulationComponent/IClutch.cs

VectoCore/VectoCore/Models/SimulationComponent/IGearbox.cs

...Core/Models/SimulationComponent/Impl/BaseShiftStrategy.cs

...oCore/VectoCore/Models/SimulationComponent/Impl/Clutch.cs

...oCore/Models/SimulationComponent/Impl/HybridController.cs

...e/Models/SimulationComponent/Strategies/HybridStrategy.cs

.../VectoCore/Models/SimulationComponent/SwitchableClutch.cs

VectoCore/VectoCore/VectoCore.csproj

VectoCore/VectoCoreTest/FileIO/JsonReadHybridTest.cs

...e/VectoCoreTest/Models/SimulationComponent/BatteryTest.cs

...reTest/Models/SimulationComponent/CombustionEngineTest.cs

...oCoreTest/Models/SimulationComponent/ElectricMotorTest.cs

...ectoCoreTest/TestData/Hybrids/Battery/GenericBattery.vbat

VectoCore/VectoCoreTest/Utils/MockBattery.cs

VectoCore/VectoCoreTest/Utils/MockBatteryInputData.cs

VectoCore/VectoCoreTest/Utils/MockElectricConsumer.cs