Bump types-contextvars from 2.4.6 to 2.4.7 (#1722)

Bump types-contextvars from 2.4.6 to 2.4.7 (#1722)

Bumps [types-contextvars](https://github.com/python/typeshed) from 2.4.6 to 2.4.7.
- [Release notes](https://github.com/python/typeshed/releases)
- [Commits](https://github.com/python/typeshed/commits)

---
updated-dependencies:
- dependency-name: types-contextvars
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>