Update ujson requirement from <4.0,>=1.35 to >=1.35,<5.0
Update ujson requirement from <4.0,>=1.35 to >=1.35,<5.0

Updates the requirements on [ujson](https://github.com/ultrajson/ultrajson) to permit the latest version.
- [Release notes](https://github.com/ultrajson/ultrajson/releases)
- [Commits](https://github.com/ultrajson/ultrajson/compare/v1.35...4.0.1)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
snarfed/oauth-dropins,snarfed/oauth-dropins,snarfed/oauth-dropins