Rename outdated parameter in a job file
Rename outdated parameter in a job file

`complex_rupture_mesh_spacing` is now `complex_fault_mesh_spacing`

Former-commit-id: 571ba05674d7da1e7d83f950094d28d6dd06d45f [formerly 571ba05674d7da1e7d83f950094d28d6dd06d45f [formerly b502a55de3bcdbc15e1cf5b050e09f0d560987f2]]
Former-commit-id: 03215adbcf19f109e9cd3465b172517966083688
Former-commit-id: 18718d8c731bc0c2b72a25ee00087179657cf73c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine