added hdmap_path_get_smooth_point test
added hdmap_path_get_smooth_point test

ApolloAuto/apollo,ycool/apollo,jinghaomiao/apollo,ycool/apollo,jinghaomiao/apollo,xiaoxq/apollo,ApolloAuto/apollo,jinghaomiao/apollo,ApolloAuto/apollo,ycool/apollo,ycool/apollo,jinghaomiao/apollo,ApolloAuto/apollo,xiaoxq/apollo,xiaoxq/apollo,wanglei828/apollo,ApolloAuto/apollo,ycool/apollo,ApolloAuto/apollo,jinghaomiao/apollo,xiaoxq/apollo,wanglei828/apollo,wanglei828/apollo,wanglei828/apollo,ycool/apollo,xiaoxq/apollo,xiaoxq/apollo,jinghaomiao/apollo,wanglei828/apollo,wanglei828/apollo