test: use mustSucceed instead of mustCall
This pull request is for the Issue provided in the Open Source Day of GHC Issue guideline - "Replace mustCall((err, data) ...) with mustSucceed((data) ...) in test-trace-events-bootstrap.js"
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
This pull request is for the Issue provided in the Open Source Day of GHC Issue guideline - "Replace mustCall((err, data) ...) with mustSucceed((data) ...) in test-trace-events-bootstrap.js"