Fix [demos][skip hazardlib]
Fix [demos][skip hazardlib]


Former-commit-id: 68b1dddaa29d5962b41492831344cbec97834916 [formerly 6af3e48a268538f0cf9824fee788677047afbefc]
Former-commit-id: 0de34cc480aafe820d707329cc804f3efe72faf3
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine