Update slack-bolt requirement from 1.28.0 to 1.29.0 (#94)

Updates the requirements on [slack-bolt](https://github.com/slackapi/bolt-python) to permit the latest version.
- [Release notes](https://github.com/slackapi/bolt-python/releases)
- [Commits](slackapi/bolt-python@v1.28.0...v1.29.0)

---
updated-dependencies:
- dependency-name: slack-bolt
  dependency-version: 1.29.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

pyproject.toml

@@ -8,7 +8,7 @@ package-mode = false
 
 [tool.poetry.dependencies]
 python = "^3.11"
-slack-bolt = "1.28.0"
+slack-bolt = "1.29.0"
 aiohttp = "3.14.0"
 
 [tool.poetry.group.dev.dependencies]