Fix 302/304 mixup #521

Job	Run time
Tests (Ruby 3.1, Gemfile)	1m 33s
Tests (Ruby 3.1, gemfiles/rails_7_0_propshaft.gemfile)	45s
Tests (Ruby 3.1, gemfiles/rails_7_1_propshaft.gemfile)	55s
Tests (Ruby 3.1, gemfiles/rails_main_propshaft.gemfile)	54s
Tests (Ruby 3.1, gemfiles/rails_7_0_sprockets.gemfile)	49s
Tests (Ruby 3.1, gemfiles/rails_7_1_sprockets.gemfile)	54s
Tests (Ruby 3.1, gemfiles/rails_main_sprockets.gemfile)	56s
Tests (Ruby 3.2, Gemfile)	1m 35s
Tests (Ruby 3.2, gemfiles/rails_7_0_propshaft.gemfile)	48s
Tests (Ruby 3.2, gemfiles/rails_7_1_propshaft.gemfile)	57s
Tests (Ruby 3.2, gemfiles/rails_main_propshaft.gemfile)	33s
Tests (Ruby 3.2, gemfiles/rails_7_0_sprockets.gemfile)	45s
Tests (Ruby 3.2, gemfiles/rails_7_1_sprockets.gemfile)	51s
Tests (Ruby 3.2, gemfiles/rails_main_sprockets.gemfile)	31s
Tests (Ruby 3.3, Gemfile)	1m 34s
Tests (Ruby 3.3, gemfiles/rails_7_0_propshaft.gemfile)	50s
Tests (Ruby 3.3, gemfiles/rails_7_1_propshaft.gemfile)	54s
Tests (Ruby 3.3, gemfiles/rails_main_propshaft.gemfile)	27s
Tests (Ruby 3.3, gemfiles/rails_7_0_sprockets.gemfile)	47s
Tests (Ruby 3.3, gemfiles/rails_7_1_sprockets.gemfile)	57s
Tests (Ruby 3.3, gemfiles/rails_main_sprockets.gemfile)	28s
	18m 43s

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