Removed the warning from the demo [skip CI]
Removed the warning from the demo [skip CI]


Former-commit-id: ea896eace82356eefbde8cb1ef36b03ec56368d2 [formerly ea896eace82356eefbde8cb1ef36b03ec56368d2 [formerly 2b85ecf89113c693ec8c6073c4f95665b571ee78]]
Former-commit-id: df3f9c709228ac6395c3208c84aa3cc5a6b8fd9b
Former-commit-id: d7b1222a585a60db2d797472f5ebcedd6097ef08
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine