Added a call to db get_data in run-demos.sh [skip hazardlib] [demos]
Added a call to db get_data in run-demos.sh [skip hazardlib] [demos]


Former-commit-id: 9266fd89b7baa1f693d28451c72bf02607fef67b
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine