GeoModelCore/GeoModelIO clang-tidy fixes

GeoModelCore/GeoGenericFunctions/GeoGenericFunctions/Power.h

GeoModelCore/GeoGenericFunctions/src/ATan.cpp

GeoModelCore/GeoGenericFunctions/src/Parameter.cpp

GeoModelCore/GeoGenericFunctions/src/Rectangular.cpp

...delCore/GeoModelHelpers/GeoModelHelpers/MaterialManager.h

GeoModelCore/GeoModelHelpers/GeoModelHelpers/StringUtils.h

GeoModelCore/GeoModelHelpers/GeoModelHelpers/cloneVolume.h

...re/GeoModelHelpers/GeoModelHelpers/getChildNodesWithTrf.h

GeoModelCore/GeoModelHelpers/src/FileUtils.cxx

GeoModelCore/GeoModelHelpers/src/MaterialManager.cxx

GeoModelCore/GeoModelHelpers/src/StringUtils.cxx

GeoModelCore/GeoModelHelpers/src/cloneVolume.cxx

GeoModelCore/GeoModelHelpers/src/getChildNodesWithTrf.cxx

GeoModelCore/GeoModelHelpers/tests/testFullPhysVol.cxx

GeoModelCore/GeoModelHelpers/tests/testGeoShapeSet.cxx

GeoModelCore/GeoModelHelpers/tests/testPhysVolSorter.cxx

GeoModelCore/GeoModelHelpers/tests/testStringUtils.cxx

GeoModelCore/GeoModelHelpers/tests/testTransformSorter.cxx

GeoModelCore/GeoModelKernel/GeoModelKernel/GeoPolyhedron.h

GeoModelCore/GeoModelKernel/GeoModelKernel/GeoPublisher.h