Group libraries in TOC and add PyTorch Elastic (#34928)
Summary:
Move XLA out of Notes and group with other libraries. Also adds link to PyTorch Elastic
Pull Request resolved: https://github.com/pytorch/pytorch/pull/34928
Differential Revision: D20901732
Pulled By: jlin27
fbshipit-source-id: a5da915bb435a3aa8995d8bbe87f53ef79fd3ce6
