fixed vulnerability_model choices variable
fixed vulnerability_model choices variable


Former-commit-id: 8a47b6e0e20028f89b3e0354ba05153139310b92 [formerly ad10fc1b8c96eecc6c3a80399433fe0add3a0659]
Former-commit-id: d23b3e69c965dea407fa74ffa0955082e883d93c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine