pyee release 9.0.x

[jfhbrook]

• [x] merge https://github.com/jfhbrook/pyee/pull/97
• [x] dust off + merge https://github.com/jfhbrook/pyee/pull/84
• [x] make changes to + merge https://github.com/jfhbrook/pyee/pull/96
• [x] test in copr and make naive fixes - it fails due to not knowing to install build dependencies, fixing that is out of scope for this release
• [x] keep testing in copr + patch (punting on working build)
• [x] update changelog
• [ ] tag/push release
• [ ] publish to pypi
• [ ] ensure rtd build succeeded
• [ ] dev.to post on release