Merge branch 'gy-quarantine-web-ide-test' into 'master'

Quarantining add_file_template_spec

See merge request gitlab-org/gitlab-ce!31908

qa/qa/specs/features/browser_ui/3_create/web_ide/add_file_template_spec.rb

 # frozen_string_literal: true
 module QA
-  context 'Create' do
+  context 'Create', :quarantine do
+    # Failure issue: https://gitlab.com/gitlab-org/quality/nightly/issues/127
     describe 'Web IDE file templates' do
       include Runtime::Fixtures