test: make snapshot comparison more flexible
This PR makes snapshot testing slightly more flexible so that embedders can run smoke tests against it.
Previous similar PR: https://github.com/nodejs/node/pull/36489
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This PR makes snapshot testing slightly more flexible so that embedders can run smoke tests against it.
Previous similar PR: https://github.com/nodejs/node/pull/36489