Small cleanup [skip CI]
Small cleanup [skip CI]


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Former-commit-id: 97b1dab679e2547eb4defddad0855687d7e5922e
Former-commit-id: f1c3aaa2b82d4d38c48bdbe2a3f0ffaeafdfcb1b
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine