build: use clang over g++ for ubsan
Use clang instead of g++ as we do for test-asan since it appears to use less memory, and probably should build faster too, refs: https://github.com/nodejs/node/pull/32776
Do not update/delete: Banner broadcast message test data
Do not update/delete: Notification broadcast message test data
Use clang instead of g++ as we do for test-asan since it appears to use less memory, and probably should build faster too, refs: https://github.com/nodejs/node/pull/32776