make the sdac qa test 1 split the gmvs in equal-sized parts
make the sdac qa test 1 split the gmvs in equal-sized parts


Former-commit-id: b9a3463c9b5cf7ca06c4b11e81cfc954a259586c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine