Rst 6337 - Upgrades to latest form builder and frontend node module (#…

…148)

* (RST-5642) Updated rails

* (RST-5642) Updated capybara

* (RST-5642) Updated webmock

* (RST-5642) Updated selenium-webdriver

* (RST-5642) Updated rspec rails

* (RST-5642) Updated rspec rails

* (RST-5642) Updated dotenv-rails

* (RST-5642) Updated capybara-screenshot's dependencies

* (RST-5642) Updated site_prism

* (RST-5642) Rack 3 upgrade (needed change to puma for tests)

* (RST-6337) Updated rails dependencies

* (RST-6337) Updated dependencies including form builder and govuk-frontend

* (RST-6337) Upgraded to new version of govuk-frontend

* (RST-6337) imported missing images for header in moj template

* (RST-6337) Release 6.0.0

Gemfile

@@ -18,6 +18,6 @@ group :test do
   gem 'et_test_helpers', git: 'https://github.com/hmcts/et_test_helpers.git', tag: 'v1.3.2'
 end
 group :development, :test do
-  gem "webrick", "~> 1.8"
+  gem "puma"
 end