Remove the hardcoded clang reference in CMake for TP.

cmake/Settings.cmake

@@ -20,7 +20,5 @@ if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
 endif()
 
 
-set(CMAKE_CXX_COMPILER clang++ CACHE STRING "C++ compiler")
-set(CMAKE_C_COMPILER clang CACHE STRING "C compiler")
 set(CMAKE_CXX_STANDARD 17 CACHE INTEGER "Version of the C++ standard to use")
 set(CMAKE_CXX_EXTENSIONS OFF CACHE BOOL "If ON the GNU version of the standard is used.")
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