When getting the OCIO config path, just return the config_file_path from the ColorManager, if we have an instance of it. Don't call update().
When getting the OCIO config path, just
return the config_file_path from the ColorManager, if we have an instance of it.
Don't call update().

prman-pixar/RenderManForBlender,prman-pixar/RenderManForBlender