Bump cachetools from 5.5.2 to 6.0.0

Bumps [cachetools](https://github.com/tkem/cachetools) from 5.5.2 to 6.0.0.
- [Changelog](https://github.com/tkem/cachetools/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/tkem/cachetools/compare/v5.5.2...v6.0.0)

---
updated-dependencies:
- dependency-name: cachetools
  dependency-version: 6.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -42,7 +42,7 @@ async-timeout = "^5.0.1"
 bleach = "^6.1.0"
 boto3 = "^1.35.99"
 botocore = "^1.35.99"
-cachetools = "^5.5.2"
+cachetools = "^6.0.0"
 cffi = "^1.16.0"
 cryptography = "^45.0.3"
 flask-redis = "^0.4.0"