Merge branch '207231-snippets_edit_vue-ff' into 'master'

Set up :snippet_edit_vue flag

Closes #207231

See merge request gitlab-org/gitlab!25667

lib/gitlab/gon_helper.rb

@@ -46,6 +46,7 @@ module Gitlab
       push_frontend_feature_flag(:monaco_snippets, default_enabled: false)
       push_frontend_feature_flag(:monaco_blobs, default_enabled: false)
       push_frontend_feature_flag(:monaco_ci, default_enabled: false)
+      push_frontend_feature_flag(:snippets_edit_vue, default_enabled: false)
     end
 
     # Exposes the state of a feature flag to the frontend code.