Merge pull request #26377 from y-yagi/rename_test_method_to_avoid_overriding

rename test method to avoid overriding

actionpack/test/dispatch/routing_test.rb

@@ -3693,7 +3693,7 @@ def test_multiple_roots
     assert_equal "admin/pages#index", @response.body
   end
 
-  def test_namespaced_roots
+  def test_multiple_namespaced_roots
     draw do
       namespace :foo do
         root "test#index"