fix version comparison

Author: gregmolnar

Gemfile

@@ -3,7 +3,7 @@ gemspec
 
 gem 'rake'
 
-rails = ENV['RAILS'] || '7-1-stable'
+rails = ENV['RAILS'] || '7-2-stable'
 
 rails_version = case rails
                 when /\// # A path

lib/polyamorous/polyamorous.rb

@@ -15,7 +15,7 @@ module Polyamorous
   require 'polyamorous/activerecord/join_dependency'
   require 'polyamorous/activerecord/reflection'
 
-  if ::ActiveRecord.version > ::Gem::Version.new("7.1")
+  if ::ActiveRecord.version >= ::Gem::Version.new("7.2")
     require "polyamorous/activerecord/join_association_7_2"
   end