Switch to unique_ptr in all methods dealing with OutputData

Core/Fitting/ObjectiveMetric.cpp

Core/InputOutput/IntensityDataIOFactory.cpp

Core/Instrument/SimulationResult.cpp

Core/Instrument/SimulationResult.h

GUI/coregui/Models/JobItemUtils.cpp

GUI/coregui/Views/FitWidgets/GUIFitObserver.cpp

Tests/Functional/Core/CoreSpecial/BatchSimulation.cpp

Tests/Functional/Core/CoreSpecial/PolDWBAMagCylinders.cpp

Tests/Functional/Core/CoreStandardTest/CoreStandardTest.cpp

...nctional/Core/SelfConsistenceTest/SelfConsistenceTest.cpp

Tests/Functional/Fit/FitObjective/FitPlan.cpp

Tests/Functional/GUI/GUIStandardTest/GUIStandardTest.cpp

Tests/Functional/Python/PyStandard/PyStandardTest.cpp

Tests/UnitTests/Core/Fresnel/DepthProbeSimulationTest.cpp

Tests/UnitTests/Core/Fresnel/SpecularSimulationTest.cpp

Tests/UnitTests/Core/Other/SimulationResultTest.cpp