Updated module_name regexp to not match incorrect indexes #493

Job	Run time
Tests (Ruby 3.1, Gemfile)	1m 32s
Tests (Ruby 3.1, gemfiles/rails_7_0_propshaft.gemfile)	35s
Tests (Ruby 3.1, gemfiles/rails_7_1_propshaft.gemfile)	42s
Tests (Ruby 3.1, gemfiles/rails_main_propshaft.gemfile)	1m 14s
Tests (Ruby 3.1, gemfiles/rails_7_0_sprockets.gemfile)	39s
Tests (Ruby 3.1, gemfiles/rails_7_1_sprockets.gemfile)	43s
Tests (Ruby 3.1, gemfiles/rails_main_sprockets.gemfile)	1m 12s
Tests (Ruby 3.2, Gemfile)	1m 27s
Tests (Ruby 3.2, gemfiles/rails_7_0_propshaft.gemfile)	36s
Tests (Ruby 3.2, gemfiles/rails_7_1_propshaft.gemfile)	43s
Tests (Ruby 3.2, gemfiles/rails_main_propshaft.gemfile)	52s
Tests (Ruby 3.2, gemfiles/rails_7_0_sprockets.gemfile)	40s
Tests (Ruby 3.2, gemfiles/rails_7_1_sprockets.gemfile)	38s
Tests (Ruby 3.2, gemfiles/rails_main_sprockets.gemfile)	42s
Tests (Ruby 3.3, Gemfile)	1m 29s
Tests (Ruby 3.3, gemfiles/rails_7_0_propshaft.gemfile)	38s
Tests (Ruby 3.3, gemfiles/rails_7_1_propshaft.gemfile)	42s
Tests (Ruby 3.3, gemfiles/rails_main_propshaft.gemfile)	51s
Tests (Ruby 3.3, gemfiles/rails_7_0_sprockets.gemfile)	38s
Tests (Ruby 3.3, gemfiles/rails_7_1_sprockets.gemfile)	47s
Tests (Ruby 3.3, gemfiles/rails_main_sprockets.gemfile)	52s
	18m 12s

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