Bump slack-sdk from 3.33.3 to 3.33.4 (#442)

Bumps [slack-sdk](https://github.com/slackapi/python-slack-sdk) from 3.33.3 to 3.33.4.
- [Release notes](https://github.com/slackapi/python-slack-sdk/releases)
- [Commits](slackapi/python-slack-sdk@v3.33.3...v3.33.4)

---
updated-dependencies:
- dependency-name: slack-sdk
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -19,7 +19,7 @@ reverse-geocoder==1.5.1
 requests~=2.32.3
 sentry-sdk==2.18.0
 setproctitle~=1.3.3
-slack_sdk==3.33.3
+slack_sdk==3.33.4
 Werkzeug~=3.1.3
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
 certifi>=2023.7.22 # not directly required, pinned by Snyk to avoid a vulnerability