message: [c++] Skip core_test_common in default build
  Fixes
diff: @@ -29,6 +29,7 @@ endfunction()
  # Build common code into its own library.
  add_library (core_test_common
  + EXCLUDE_FROM_ALL
  "main.cpp"
  "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/unit_test_types.cpp"
  "${CMAKE_CURRENT_BINARY_DIR}/${CMAKE_CFG_INTDIR}/unit_test_core_types.cpp"
  