Refactor for tests: in the OnHandlerNotFoundIntegrationSpec 'javascript enabled' tests the require and respond javascripts are generating warnings
Refactor for tests: in the OnHandlerNotFoundIntegrationSpec 'javascript enabled' tests the require and respond javascripts are generating warnings


Former-commit-id: 39c372ee391cb74dfeed1d5206f4e4659468a547
dvla/vehicles-online,dvla/vehicles-online,dvla/vehicles-presentation-common,dvla/vehicles-presentation-common,dvla/vrm-retention-online,dvla/vrm-retention-online,dvla/vrm-retention-online,dvla/vehicles-presentation-common,dvla/vrm-retention-online,dvla/vehicles-online,dvla/vehicles-online