clang-format, to sort include directives

Tests/UnitTests/Core/Fresnel/SpecularScanTest.cpp

Tests/UnitTests/gui2/libtestmachinery/folderbasedtest.cpp

Tests/UnitTests/gui2/libtestmachinery/folderbasedtest.h

Tests/UnitTests/gui2/libtestmachinery/test_utils.cpp

Tests/UnitTests/gui2/libtestmachinery/test_utils.h

Tests/UnitTests/gui2/libtestmachinery/widgetbasedtest.cpp

Tests/UnitTests/gui2/libtestmachinery/widgetbasedtest.h

Tests/UnitTests/gui2/testdareflcore/TestAll.cpp

Tests/UnitTests/gui2/testdareflcore/datahandler.test.cpp

...s/UnitTests/gui2/testdareflcore/dataloader_utils.test.cpp

...UnitTests/gui2/testdareflcore/dataselectionmodel.test.cpp

Tests/UnitTests/gui2/testdareflcore/defaultparser.test.cpp

...ests/gui2/testdareflcore/importdataeditoractions.test.cpp

.../UnitTests/gui2/testdareflcore/importtableheader.test.cpp

...UnitTests/gui2/testdareflcore/layereditoractions.test.cpp

Tests/UnitTests/gui2/testdareflcore/layerelements.test.cpp

Tests/UnitTests/gui2/testdareflcore/layeritems.test.cpp

...nitTests/gui2/testdareflcore/layerselectionmodel.test.cpp

Tests/UnitTests/gui2/testdareflcore/layerviewmodel.test.cpp

Tests/UnitTests/gui2/testdareflcore/quicksimutils.test.cpp