build(deps): update tblib requirement from ~=3.0.0 to ~=3.1.0
Updates the requirements on [tblib](https://github.com/ionelmc/python-tblib) to permit the latest version.
- [Release notes](https://github.com/ionelmc/python-tblib/releases)
- [Changelog](https://github.com/ionelmc/python-tblib/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/ionelmc/python-tblib/compare/v3.0.0...v3.1.0)