Pynamodb

This is a beta release for a major release with breaking changes. Please read the release notes carefully and report any bugs encountered.

What's Changed
* Remove botocore pin by ikonst in https://github.com/pynamodb/PynamoDB/pull/1133
* 4.x - fix for botocore 1.33.2 (based off Pull Request 1206 made for 5.x branch) by canopus1io in https://github.com/pynamodb/PynamoDB/pull/1235

New Contributors
* canopus1io made their first contribution in https://github.com/pynamodb/PynamoDB/pull/1235

**Full Changelog**: https://github.com/pynamodb/PynamoDB/compare/4.4.0...4.4.1

What's Changed
* Workaround for `_convert_to_request_dict` change (1083) by ikonst in https://github.com/pynamodb/PynamoDB/pull/1130


**Full Changelog**: https://github.com/pynamodb/PynamoDB/compare/4.3.3...4.4.0

This is a backwards compatible, minor release.

Please read the [release notes](https://github.com/pynamodb/PynamoDB/blob/master/docs/release_notes.rst#v433) for a full list of changes.

This is a backwards compatible, minor release.

Please read the [release notes](https://github.com/pynamodb/PynamoDB/blob/master/docs/release_notes.rst#v432) for a full list of changes.

This is a backwards compatible, minor release.

Please read the [release notes](https://github.com/pynamodb/PynamoDB/blob/master/docs/release_notes.rst#v431) for a full list of changes.