finalize ros taks

...ol/evaluation_scripts/ros/ros_basics/ros_basics_1_eval.py

...ol/evaluation_scripts/ros/ros_basics/ros_basics_2_eval.py

...n_scripts/ros/ros_intermediate/ros_intermediate_1_eval.py

...n_scripts/ros/ros_intermediate/ros_intermediate_2_eval.py

..._ws/src/learn_environment/task_pool/task_definitions.json