Merge pull request #3397 from alphagov/dependabot/bundler/rails-i18n-5.1.1

Bump rails-i18n from 5.1.0 to 5.1.1

Author: cbaines

Gemfile.lock

@@ -190,7 +190,7 @@ GEM
       nokogiri (>= 1.6)
     rails-html-sanitizer (1.0.3)
       loofah (~> 2.0)
-    rails-i18n (5.1.0)
+    rails-i18n (5.1.1)
       i18n (>= 0.7, < 2)
       railties (>= 5.0, < 6)
     rails_stdout_logging (0.0.5)