assert: remove `assert.snapshot`
following the discussion in https://github.com/nodejs/node/issues/44466#issuecomment-1371187371
removing assert.snapshot
and will add another implementation to node:test
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
following the discussion in https://github.com/nodejs/node/issues/44466#issuecomment-1371187371
removing assert.snapshot
and will add another implementation to node:test