Removed unused gems for rich text (todo later)

• Removed:
- unused gems for rich text (todo later)

app/lib/formatter.rb

@@ -2,7 +2,6 @@
 
 require 'singleton'
 require_relative './sanitize_config'
-require 'redcarpet'
 
 class Formatter
   include Singleton
@@ -10,12 +9,6 @@ class Formatter
 
   include ActionView::Helpers::TextHelper
 
-  class CustomRender < Redcarpet::Render::HTML
-    def paragraph(text)
-      %(<p>#{text}</p>)
-    end
-  end
-
   def format(status, **options)
     if options[:use_markdown]
       raw_content = status.markdown