Quickstart notebook

[mali-afridi]

The notebook is missing from the main branch now
https://github.com/NVIDIA/TransformerEngine/blob/main/docs/examples/quickstart.ipynb

[pggPL]

Hi, we have refactored our documentation and merged jax quickstart and pytorch quickstart into one here:
https://github.com/NVIDIA/TransformerEngine/tree/main/docs/getting_started

It's not pushed to our docs yet - it will happen when 2.12 will be released.