What's Changed
* general: 3.8 reached EOL, remove legacy code and make pytz optional dependency by karlicoss in https://github.com/karlicoss/cachew/pull/70
* marshall.cachew: better exception in case we fail to get type hints from type by karlicoss in https://github.com/karlicoss/cachew/pull/71
**Full Changelog**: https://github.com/karlicoss/cachew/compare/v0.17.20241017...v0.18.20241020