STYLE: Simplified BlueprintImpl comparison own vs other parameter values
STYLE: Simplified BlueprintImpl comparison own vs other parameter values

Simplified BlueprintImpl comparison between "own" and "other" ParameterValueType objects, by using the Standard C++ Library implementation of operator!= for `std::vector<std::string>`.

kaspermarstal/SuperElastix,kaspermarstal/SuperElastix,SuperElastix/SuperElastix,kaspermarstal/SuperElastix,SuperElastix/SuperElastix,SuperElastix/SuperElastix,SuperElastix/SuperElastix