meta: bump rtCamp/action-slack-notify from 2.3.2 to 2.3.3 (#7702)

Bumps [rtCamp/action-slack-notify](https://github.com/rtcamp/action-slack-notify) from 2.3.2 to 2.3.3.
- [Release notes](https://github.com/rtcamp/action-slack-notify/releases)
- [Commits](rtCamp/action-slack-notify@c337377...e31e87e)

---
updated-dependencies:
- dependency-name: rtCamp/action-slack-notify
  dependency-version: 2.3.3
  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>

Author: dependabot[bot]

.github/workflows/notify-on-push.yml

@@ -16,7 +16,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Slack Notification
-        uses: rtCamp/action-slack-notify@c33737706dea87cd7784c687dadc9adf1be59990 # 2.3.2
+        uses: rtCamp/action-slack-notify@e31e87e03dd19038e411e38ae27cbad084a90661 # 2.3.3
         env:
           SLACK_COLOR: '#DE512A'
           SLACK_ICON: https://github.com/nodejs.png?size=48