Bump cachetools from 4.2.1 to 4.2.2

Bumps [cachetools](https://github.com/tkem/cachetools) from 4.2.1 to 4.2.2.
- [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/v4.2.1...v4.2.2)

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

requirements.txt

@@ -8,7 +8,7 @@ aiohttp==3.7.4.post0
 SQLAlchemy==1.4.12
 python-telegram-bot==13.4.1
 arrow==1.1.0
-cachetools==4.2.1
+cachetools==4.2.2
 requests==2.25.1
 urllib3==1.26.4
 wrapt==1.12.1