Fix warnings about duplicate libs when linking

With XCode 15.3 or the Command Line Tools 15.3 the linker or the settings were
changed such that on macosx one gets a warning about duplicate libraries when
linking for several libraries and binaries.
The fix simply suppress the warning.

cmake/modules/CheckCompiler.cmake

@@ -228,6 +228,9 @@ if (CMAKE_SYSTEM_NAME MATCHES Darwin)
       set(CMAKE_C_FLAGS_PROFILE          "-g3 -fno-inline -ftest-coverage -fprofile-arcs")
 
 
+      set(CMAKE_EXE_LINKER_FLAGS "-Wl,-no_warn_duplicate_libraries")
+      set(CMAKE_SHARED_LINKER_FLAGS "-Wl,-no_warn_duplicate_libraries")
+
    else (CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
         Message("CXX Compiler: ${CMAKE_CXX_COMPILER}")
         Message("CXX Compiler ABI: ${CMAKE_CXX_COMPILER_ABI}")