Bump i18n-js from 3.8.3 to 3.8.4

Bumps [i18n-js](https://github.com/fnando/i18n-js) from 3.8.3 to 3.8.4.
- [Release notes](https://github.com/fnando/i18n-js/releases)
- [Changelog](https://github.com/fnando/i18n-js/blob/main/CHANGELOG.md)
- [Commits](https://github.com/fnando/i18n-js/compare/v3.8.3...v3.8.4)

---
updated-dependencies:
- dependency-name: i18n-js
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -199,7 +199,7 @@ GEM
       domain_name (~> 0.5)
     i18n (1.8.10)
       concurrent-ruby (~> 1.0)
-    i18n-js (3.8.3)
+    i18n-js (3.8.4)
       i18n (>= 0.6.6)
     image_processing (1.12.1)
       mini_magick (>= 4.9.5, < 5)