Bump cachetools from 6.0.0 to 6.1.0 in /flowmachine

Bumps [cachetools](https://github.com/tkem/cachetools) from 6.0.0 to 6.1.0.
- [Changelog](https://github.com/tkem/cachetools/blob/master/CHANGELOG.rst)
- [Commits](tkem/cachetools@v6.0.0...v6.1.0)

---
updated-dependencies:
- dependency-name: cachetools
  dependency-version: 6.1.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]