Bump sortedcontainers from 2.1.0 to 2.2.2
Bump sortedcontainers from 2.1.0 to 2.2.2

Bumps [sortedcontainers](https://github.com/grantjenks/python-sortedcontainers) from 2.1.0 to 2.2.2.
- [Release notes](https://github.com/grantjenks/python-sortedcontainers/releases)
- [Changelog](https://github.com/grantjenks/python-sortedcontainers/blob/master/HISTORY.rst)
- [Commits](https://github.com/grantjenks/python-sortedcontainers/compare/v2.1.0...v2.2.2)

Signed-off-by: dependabot-preview[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
openfisca/openfisca-core,openfisca/openfisca-core