build(deps): Bump slackapi/slack-github-action from 2.1.1 to 3.0.1

Bumps [slackapi/slack-github-action](https://github.com/slackapi/slack-github-action) from 2.1.1 to 3.0.1.
- [Release notes](https://github.com/slackapi/slack-github-action/releases)
- [Commits](slackapi/slack-github-action@91efab1...af78098)

---
updated-dependencies:
- dependency-name: slackapi/slack-github-action
  dependency-version: 3.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/update-dependencies.yml

@@ -31,7 +31,7 @@ jobs:
 
     - name: Notify slack of PR
       if: ${{ steps.update.outputs.pull-request-operation != 'none' }}
-      uses: slackapi/slack-github-action@91efab103c0de0a537f72a35f6b8cda0ee76bf0a  # v2.1.1
+      uses: slackapi/slack-github-action@af78098f536edbc4de71162a307590698245be95  # v3.0.1
       with:
         method: chat.postMessage
         token: ${{ secrets.BENNETTBOT_SLACK_BOT_TOKEN }}