Bump cachetools from 3.1.1 to 4.0.0

Bumps [cachetools](https://github.com/tkem/cachetools) from 3.1.1 to 4.0.0.
- [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/v3.1.1...v4.0.0)

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

requirements-common.txt

@@ -4,7 +4,7 @@ ccxt==1.20.46
 SQLAlchemy==1.3.11
 python-telegram-bot==12.2.0
 arrow==0.15.4
-cachetools==3.1.1
+cachetools==4.0.0
 requests==2.22.0
 urllib3==1.25.7
 wrapt==1.11.2