Refactor formatter (#17828)

* Refactor formatter

* Move custom emoji pre-rendering logic to view helpers

* Move more methods out of Formatter

* Fix code style issues

* Remove Formatter

* Add inline poll options to RSS feeds

* Remove unused helper method

* Fix code style issues

* Various fixes and improvements

* Fix test

app/views/directories/index.html.haml

@@ -34,7 +34,7 @@
                 = fa_icon('lock') if account.locked?
         - if account.note.present?
           .account-card__bio.emojify
-            = Formatter.instance.simplified_format(account, custom_emojify: true)
+            = prerender_custom_emojis(html_aware_format(account.note, account.local?), account.emojis)
         - else
           .flex-spacer
         .account-card__actions