chore: add settings translations for search source tags options

resources/locale/en.yml

@@ -37,6 +37,8 @@ fof-best-answer:
  When a tag is Best Answer enabled, assign permissions to each user group that may set answers (own discussion, any discussion). Permissions may be assigned globally (for any Best Answer anabled tag), or on a per tag basis.
  solution_search: Solution search
  solution_search_help: Enable the ability to search for discussions with Best Answers
+ display_tags: Display tags in search results
+ display_tags_help: Display the tag(s) in search results for discussions with Best Answers
  discussion_sidebar_jump_button: Display jump to Best Answer button in discussion sidebar
  discussion_sidebar_jump_button_help: Adds a button to the discussion sidebar which jumps to the Best Answer in the stream of posts.
  edit_tag: