Bump slackapi/slack-github-action from 1.27.0 to 2.0.0

Bumps [slackapi/slack-github-action](https://github.com/slackapi/slack-github-action) from 1.27.0 to 2.0.0.
- [Release notes](https://github.com/slackapi/slack-github-action/releases)
- [Commits](slackapi/slack-github-action@37ebaef...485a9d4)

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

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

.github/workflows/rit.yml

@@ -135,7 +135,7 @@ jobs:
 
       - name: Send Slack Notification on Success
         if: success() && github.event.pull_request.head.repo.owner.login == 'rsksmart'
-        uses: slackapi/slack-github-action@37ebaef184d7626c5f204ab8d3baff4262dd30f0 # v1.27.0
+        uses: slackapi/slack-github-action@485a9d42d3a73031f12ec201c457e2162c45d02d # v2.0.0
         env:
           SLACK_BOT_TOKEN: ${{ secrets.GHA_SLACK_NOTIFICATION_TOKEN }}
           GITHUB_EVENT_PULL_REQUEST_HTML_URL: ${{ github.event.pull_request.html_url }}
@@ -153,7 +153,7 @@ jobs:
 
       - name: Send Slack Notification on Failure
         if: failure() && github.event.pull_request.head.repo.owner.login == 'rsksmart'
-        uses: slackapi/slack-github-action@37ebaef184d7626c5f204ab8d3baff4262dd30f0 # v1.27.0
+        uses: slackapi/slack-github-action@485a9d42d3a73031f12ec201c457e2162c45d02d # v2.0.0
         env:
           SLACK_BOT_TOKEN: ${{ secrets.GHA_SLACK_NOTIFICATION_TOKEN }}
           GITHUB_EVENT_PULL_REQUEST_HTML_URL: ${{ github.event.pull_request.html_url }}