sendfile.rb in rack-2.2.0

- old
+ new

@@ -1,9 +1,6 @@
 # frozen_string_literal: true
 
-require 'rack/files'
-require 'rack/body_proxy'
-
 module Rack
 
   # = Sendfile
   #
   # The Sendfile middleware intercepts responses whose body is being