clang-tidy; readability-braces-around-statements.

...cations/DataExplorer/DataView/DiagramView/DiagramList.cpp

Applications/FileIO/GocadIO/GocadAsciiReader.cpp

Applications/Utils/FileConverter/GocadTSurfaceReader.cpp

Applications/Utils/FileConverter/Mesh2Shape.cpp

...ications/Utils/MeshGeoTools/createIntermediateRasters.cpp

MaterialLib/Fluid/FluidType/FluidType.cpp

ProcessLib/ThermoMechanics/ThermoMechanicsProcess.cpp