test: fix flaky cluster test on Windows 10
test: fix flaky cluster test on Windows 10
test-cluster-shared-leak was flaky on Windows 10. Remove unnecessary .send() calls and replace with .disconnect() to avoid spurious EPIPE.
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
test: fix flaky cluster test on Windows 10
test-cluster-shared-leak was flaky on Windows 10. Remove unnecessary .send() calls and replace with .disconnect() to avoid spurious EPIPE.