Remove deprecated loading of statistics.rake from Rakefile

Author: faraquet

Rakefile

@@ -5,7 +5,9 @@ require "bundler/setup"
 APP_RAKEFILE = File.expand_path("test/dummy/Rakefile", __dir__)
 load "rails/tasks/engine.rake"
 
-load "rails/tasks/statistics.rake"
+if Rails::VERSION::MAJOR < 8
+  load "rails/tasks/statistics.rake"
+end
 
 require "bundler/gem_tasks"
 require "rake/tasklib"