build(deps): bump akhileshns/heroku-deploy from 3.4.6 to 3.12.12 (#518)

Bumps [akhileshns/heroku-deploy](https://github.com/akhileshns/heroku-deploy) from 3.4.6 to 3.12.12.
- [Release notes](https://github.com/akhileshns/heroku-deploy/releases)
- [Commits](https://github.com/akhileshns/heroku-deploy/compare/v3.4.6...v3.12.12)

---
updated-dependencies:
- dependency-name: akhileshns/heroku-deploy
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

.github/workflows/release.yaml

@@ -104,7 +104,7 @@ jobs:
 
       -
         name: Deploy to heroku
-        uses: akhileshns/heroku-deploy@v3.4.6
+        uses: akhileshns/heroku-deploy@v3.12.12
         with:
           heroku_api_key: ${{secrets.HEROKU_API_KEY}}
           heroku_app_name: ${{secrets.HEROKU_APP_NAME}}