Merge pull request #1287 from alphagov/dependabot/bundler/brakeman-6.1.1

Bump brakeman from 6.1.0 to 6.1.1

Author: baisa

Gemfile.lock

@@ -101,7 +101,8 @@ GEM
     bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
       sassc (>= 2.0.0)
-    brakeman (6.1.0)
+    brakeman (6.1.1)
+      racc
     builder (3.2.4)
     capybara (3.39.2)
       addressable