Removed the case of noDamageLimit None [skip hazardlib]
Removed the case of noDamageLimit None [skip hazardlib]


Former-commit-id: 101430f121330b14eb6db67f1da9a1c8792fe6e5
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine