Update commands, checkpoints and contact info for shuffled word order paper (#4129)
Update commands, checkpoints and contact info for shuffled word order paper (#4129)

Summary:
# Before submitting

- [ x ] Was this discussed/approved via a Github issue? (no need for typos, doc improvements)
- [ x ] Did you read the [contributor guideline](https://github.com/pytorch/fairseq/blob/main/CONTRIBUTING.md)?
- [ x ] Did you make sure to update the docs?
- [ x ] Did you write any new necessary tests?

## What does this PR do?

Update commands, checkpoints and contact info.

## PR review

Anyone in the community is free to review the PR once the tests have passed.
If we didn't discuss your PR in Github issues there's a high chance it will not be merged.

## Did you have fun?
Make sure you had fun coding �

Pull Request resolved: https://github.com/pytorch/fairseq/pull/4129

Reviewed By: dianaml0

Differential Revision: D33556233

Pulled By: shruti-bh

fbshipit-source-id: 3bad45b3e154fa11d4b13776d97408ce1a166113

pytorch/fairseq,pytorch/fairseq,pytorch/fairseq