Update to ruby/spec@4ce9f41

spec/ruby/library/stringio/codepoints_spec.rb

@@ -4,9 +4,16 @@ require_relative 'fixtures/classes'
 require_relative 'shared/codepoints'
 
 ruby_version_is ''...'3.0' do
-
   # See redmine #1667
   describe "StringIO#codepoints" do
+    before :each do
+      @verbose, $VERBOSE = $VERBOSE, nil
+    end
+
+    after :each do
+      $VERBOSE = @verbose
+    end
+
     it_behaves_like :stringio_codepoints, :codepoints
   end
 end