tests/utils/helpers:
tests/utils/helpers:

Removed the unused `store_hazard_logic_trees`.


Former-commit-id: 81d21fb0743f89cdc0d104257f505f44e485adfd [formerly 77bb5436b2876670e16770006f5392017a46a81e] [formerly 77bb5436b2876670e16770006f5392017a46a81e [formerly f58ab780354ea9d9bdd93aa164bf112d903136c6]]
Former-commit-id: 4d96ad2f949893de3e2a1c00811922d29c5ba9d7
Former-commit-id: 3c71aae1ee0e981389cbe489535dc88905801e64
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine