Use English instead of Latin

lib/gitlab/import_export/attribute_cleaner.rb

@@ -28,8 +28,8 @@ module Gitlab
 
         return true if 'cached_markdown_version'.equal?(key)
 
-        prohibited_suffices = %w(_id _html)
-        prohibited_suffices.each do |suffix|
+        prohibited_suffixes = %w(_id _html)
+        prohibited_suffixes.each do |suffix|
           return true if key.end_with?(suffix)
         end
         false