Bump cachetools from 4.2.4 to 5.0.0

Bumps [cachetools](https://github.com/tkem/cachetools) from 4.2.4 to 5.0.0.
- [Release notes](https://github.com/tkem/cachetools/releases)
- [Changelog](https://github.com/tkem/cachetools/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/tkem/cachetools/compare/v4.2.4...v5.0.0)

---
updated-dependencies:
- dependency-name: cachetools
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -1,6 +1,6 @@
 asgiref==3.4.1
 astroid==2.9.0
-cachetools==4.2.4
+cachetools==5.0.0
 certifi==2021.10.8
 chardet==4.0.0
 charset-normalizer==2.0.12