Add scikit learn in libraries page (#337)

* Add scikit learn in libraries page

* Update models-libraries.md

* Update models-libraries.md

Author: osanseviero

docs/hub/models-libraries.md

@@ -24,6 +24,7 @@ The table below summarizes the supported libraries and their level of integratio
 | [RL-Baselines3-Zoo](https://github.com/DLR-RM/rl-baselines3-zoo) | Training framework for Reinforcement Learning, using [Stable Baselines3](https://github.com/DLR-RM/stable-baselines3).| ❌ | ✅ | ✅ | ✅ |
 | [Sentence Transformers](https://github.com/UKPLab/sentence-transformers)    | Compute dense vector representations for sentences, paragraphs, and images.          | ✅ | ✅ | ✅ | ✅ |
 | [spaCy](https://github.com/explosion/spaCy)                                 | Advanced Natural Language Processing in Python and Cython.                           | ✅ | ✅ | ✅ | ✅ |
+| [Scikit Learn (using skops)](https://skops.readthedocs.io/en/stable/)                          | Machine Learning in Python.                           | ✅ | ✅ | ✅ | ✅ |
 | [Speechbrain](https://speechbrain.github.io/)                               | A PyTorch Powered Speech Toolkit.                                                    | ✅ | ✅ | ✅ | ❌ |
 | [Stable-Baselines3](https://github.com/DLR-RM/stable-baselines3)            | Set of reliable implementations of deep reinforcement learning algorithms in PyTorch | ❌ | ✅ | ✅ | ✅ |
 | [TensorFlowTTS](https://github.com/TensorSpeech/TensorFlowTTS)              | Real-time state-of-the-art speech synthesis architectures.                           | ❌ | ❌ | ✅ | ❌ |