Pin `deepspeed` to `0.9.2` for now
# What does this PR do?

DeepSpeed 0.9.3 has some issue, and introduced many more failures. See for example [here](https://github.com/huggingface/transformers/actions/runs/5166856163/jobs/9307371184) and [there](https://github.com/huggingface/transformers/actions/runs/5166856163/jobs/9307371242).

Let's pin `deepspeed==0.9.2` for now 🙏 
_The documentation is not available anymore as the PR was closed or merged._<|||||>cc @pacman100 