build(deps-dev): bump attrs from 22.2.0 to 23.1.0 (#609)

Bumps [attrs](https://github.com/python-attrs/attrs) from 22.2.0 to 23.1.0.
- [Release notes](https://github.com/python-attrs/attrs/releases)
- [Changelog](https://github.com/python-attrs/attrs/blob/main/CHANGELOG.md)
- [Commits](python-attrs/attrs@22.2.0...23.1.0)

---
updated-dependencies:
- dependency-name: attrs
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Sam Bull <[email protected]>

Author: dependabot[bot]

demos/moderator_bot/requirements-dev.txt

@@ -3,7 +3,7 @@ aiohttp==3.8.4
 aioslacker==0.0.11
 async-timeout==4.0.2
 atomicwrites==1.4.1
-attrs==22.2.0
+attrs==23.1.0
 certifi==2023.7.22
 chardet==5.1.0
 idna==3.4