chore(deps-dev): bump filelock from 3.20.1 to 3.20.3 in /requirements (#8563)

Bumps [filelock](https://github.com/tox-dev/py-filelock) from 3.20.1 to 3.20.3.
- [Release notes](https://github.com/tox-dev/py-filelock/releases)
- [Changelog](https://github.com/tox-dev/filelock/blob/main/docs/changelog.rst)
- [Commits](tox-dev/filelock@3.20.1...3.20.3)

---
updated-dependencies:
- dependency-name: filelock
  dependency-version: 3.20.3
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]