Small fix to make_html_report
Small fix to make_html_report


Former-commit-id: 95003ab0c2b4021a25f81789f65272a385d5c096 [formerly 95003ab0c2b4021a25f81789f65272a385d5c096 [formerly 2d4e5850756879d2247e13111e65c0e6fb8f9dd6]]
Former-commit-id: d125a4c426ec441d1f8fb1c9947d18f3ede5135c
Former-commit-id: 28b3493dcc86eb4b1fd549c8faf1c0cda988bb37
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine