Change some instances of Nokogiri HTML4 parsing to HTML5 (#31812)

app/services/translate_status_service.rb

@@ -100,7 +100,7 @@ class TranslateStatusService < BaseService
   end
 
   def unwrap_emoji_shortcodes(html)
-    fragment = Nokogiri::HTML.fragment(html)
+    fragment = Nokogiri::HTML5.fragment(html)
     fragment.css('span[translate="no"]').each do |element|
       element.remove_attribute('translate')
       element.replace(element.children) if element.attributes.empty?