Merge branch 'biannual_cmake_cleanup' into 'master'

CMakeLists.txt

CTestConfig.cmake

Core/ActsVersion.hpp.in

Core/CMakeLists.txt

Core/include/Acts/Material/InterpolatedMaterialMap.hpp

Core/src/EventData/CMakeLists.txt

Core/src/Geometry/CMakeLists.txt

Core/src/MagneticField/CMakeLists.txt

Core/src/Material/CMakeLists.txt

Core/src/Propagator/CMakeLists.txt

Core/src/Surfaces/CMakeLists.txt

Core/src/Utilities/CMakeLists.txt

Core/src/Vertexing/CMakeLists.txt

Legacy/CMakeLists.txt

Plugins/CMakeLists.txt

Plugins/DD4hep/CMakeLists.txt

Plugins/Digitization/CMakeLists.txt

...nt4/include/Acts/Plugins/Geant4/Geant4DetectorElement.hpp

Plugins/Identification/CMakeLists.txt

Plugins/Json/CMakeLists.txt