What's Changed
* ci: remove unnecessary python version warnings, reactivate nanoevents tests by lgray in https://github.com/CoffeaTeam/coffea/pull/912
* fix: test that demoted version of missing event id actually tries to extract from file by lgray in https://github.com/CoffeaTeam/coffea/pull/911
**Full Changelog**: https://github.com/CoffeaTeam/coffea/compare/v2023.10.0.rc0...v2023.10.0.rc1