Bump @slack/bolt from 3.21.1 to 3.22.0 (#88)

Bumps [@slack/bolt](https://github.com/slackapi/bolt) from 3.21.1 to 3.22.0.
- [Release notes](https://github.com/slackapi/bolt/releases)
- [Commits](https://github.com/slackapi/bolt/compare/@slack/bolt@3.21.1...@slack/bolt@3.22.0)

---
updated-dependencies:
- dependency-name: "@slack/bolt"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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