dependencies.rb in activesupport-8.0.0.rc1

- old
+ new

@@ -1,7 +1,6 @@
 # frozen_string_literal: true
 
-require "set"
 require "active_support/dependencies/interlock"
 
 module ActiveSupport # :nodoc:
   module Dependencies # :nodoc:
     require_relative "dependencies/require_dependency"