[Security] Bump i18n from 0.7.0 to 0.9.5 (#289)

Bumps [i18n](https://github.com/svenfuchs/i18n) from 0.7.0 to 0.9.5. **This update includes security fixes.**
- [Release notes](https://github.com/svenfuchs/i18n/releases)
- [Changelog](https://github.com/ruby-i18n/i18n/blob/master/CHANGELOG.md)
- [Commits](ruby-i18n/i18n@v0.7.0...v0.9.5)

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

Gemfile.lock

@@ -43,6 +43,7 @@ GEM
     climate_control (0.1.0)
     cocaine (0.5.8)
       climate_control (>= 0.0.3, < 1.0)
+    concurrent-ruby (1.1.4)
     erubis (2.7.0)
     execjs (2.7.0)
     friendly_id (4.0.10.1)
@@ -53,7 +54,8 @@ GEM
     hike (1.2.3)
     httparty (0.15.6)
       multi_xml (>= 0.5.2)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     image_science (1.2.6)
       RubyInline (~> 3.9)
     journey (1.0.4)