Refactor scald colab

| `results_analysis.ipynb` | Vizualize SCALD results on a given target. Used at the end of the pipeline. |
| `explainers_benchmark.ipynb` | Benchmark explaination techniques efficiency. Used to reproduce results. |
| `scald_explainer_benchmark.ipynb` | Benchmark various configuations for the scald explainer. |

| `find_leak_results.ipynb` | Visualize the result of the explainability technique |