fixed a minor whitespace issue
fixed a minor whitespace issue


Former-commit-id: 034da8449766e8bd115b0f5c98d3b074e30c51bd [formerly 034da8449766e8bd115b0f5c98d3b074e30c51bd [formerly 9fdb2b4c6e8789e2bf465cc1d081e4b6d3e721cf]]
Former-commit-id: 8b8124b872f1932109e47b88cf4c82675fb22e4e
Former-commit-id: db981ac2799f852fc6742b896df4653be9c16008
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine