don't build alerts_generated.h in test, and ensure scons builds it more reliably + clean up support old-commit-hash: 7de618a5cf38a759d3986d775f7d7f7a35167050
don't build alerts_generated.h in test, and ensure scons builds it more reliably + clean up support old-commit-hash: 7de618a5cf38a759d3986d775f7d7f7a35167050