Enable JS in shared translatable test

Due to its markdown editor, the admin draft version page
requires JS to correctly render the draft version form.

db/dev_seeds/legislation_processes.rb

@@ -25,8 +25,12 @@ section "Creating legislation processes" do
 
   Legislation::Process.find_each do |process|
     (1..3).each do |i|
-      process.draft_versions.create!(title: "Version #{i}",
-                                     body: Faker::Lorem.paragraphs.join("\n\n"))
+      process.draft_versions.create!(title_en: "Version #{i}",
+                                     title_es: "Versión #{i}",
+                                     body_en: ["Draft version in English",
+                                               *Faker::Lorem.paragraphs].join("\n\n"),
+                                     body_es: ["Versión borrador en Español",
+                                               *Faker::Lorem.paragraphs].join("\n\n"))
     end
   end
 end