chore(deps): bump anyhow in /bots/accessibilitybot

Bumps [anyhow](https://github.com/dtolnay/anyhow) from 1.0.103 to 1.0.104.
- [Release notes](https://github.com/dtolnay/anyhow/releases)
- [Commits](dtolnay/anyhow@1.0.103...1.0.104)

---
updated-dependencies:
- dependency-name: anyhow
  dependency-version: 1.0.104
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]