Fixed a path in run-demos.sh
Fixed a path in run-demos.sh


Former-commit-id: 6fced547c728f035244e1be4a6bf35f679a36b02 [formerly e35be62cc54e648673f8dcd0aeaa2b32edbd9e60]
Former-commit-id: a5739076258faf5fc149bc0277e44a11ba969bf1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine