Bump pyfakefs from 4.6.1 to 4.6.2

Bumps [pyfakefs](https://github.com/jmcgeheeiv/pyfakefs) from 4.6.1 to 4.6.2.
- [Release notes](https://github.com/jmcgeheeiv/pyfakefs/releases)
- [Changelog](https://github.com/jmcgeheeiv/pyfakefs/blob/master/CHANGES.md)
- [Commits](pytest-dev/pyfakefs@v4.6.1...v4.6.2)

---
updated-dependencies:
- dependency-name: pyfakefs
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>