chore(deps): bump slim-rails from 3.3.0 to 3.4.0
chore(deps): bump slim-rails from 3.3.0 to 3.4.0

Bumps [slim-rails](https://github.com/slim-template/slim-rails) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/slim-template/slim-rails/releases)
- [Changelog](https://github.com/slim-template/slim-rails/blob/master/CHANGELOG.md)
- [Commits](https://github.com/slim-template/slim-rails/compare/v3.3.0...v3.4.0)

---
updated-dependencies:
- dependency-name: slim-rails
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@github.com>
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