chore(deps): update slackapi/slack-github-action action to v3 (#238)

Co-authored-by: alma-renovate-bot[bot] <163289924+alma-renovate-bot[bot]@users.noreply.github.com>

Author: alma-renovate-bot[bot]

.github/workflows/release.yml

@@ -95,7 +95,7 @@ jobs:
             ${{ steps.release-notes.outputs.RELEASE_NOTES }}
 
       - name: Send changelog to Slack
-        uses: slackapi/slack-github-action@91efab103c0de0a537f72a35f6b8cda0ee76bf0a # v2.1.1
+        uses: slackapi/slack-github-action@af78098f536edbc4de71162a307590698245be95 # v3.0.1
         with:
           method: chat.postMessage
           token: ${{ secrets.SLACK_RELEASE_CHANGELOG_BOT_TOKEN }}