Fixed typo in the core parser tests
Fixed typo in the core parser tests

vadz/yaml-cpp,vadz/yaml-cpp,gradecam/yaml-cpp,vadz/yaml-cpp,Astron/yaml-cpp,Astron/yaml-cpp,gradecam/yaml-cpp,Astron/yaml-cpp,Astron/yaml-cpp,gradecam/yaml-cpp,gradecam/yaml-cpp