rpm: change the openquake.cfg on install
rpm: change the openquake.cfg on install

Former-commit-id: 11f0c388804bbc47f63ee41a4f480286922ec6d8 [formerly 595254afb35c832c4776dc3498e7241e8d58dc20]
Former-commit-id: cd4af46fdc032b0624b717b746cff0969c846ba6
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine