Upgrade Loofah version

Signed-off-by: Vikas Yadav <vikas.yadav@progress.com>

src/oc-id/Gemfile

@@ -13,6 +13,7 @@ gem 'rb-readline', '~> 0.5.2', require: false
 gem 'sass-rails', '>= 4.0.3'
 gem 'turbolinks', '~> 5'
 gem 'unicorn-rails', '~> 2.2', '>= 2.2.1'
+gem 'loofah', '>= 2.19.1'
 gem 'nokogiri', '1.14.3'
 gem 'pg', '>= 0.18', '< 2.0' # active_record 4.2.8 pins this but doesn't manifest this in the gemspec for some reason
 gem 'mixlib-authentication', '>= 2.1', '< 4'