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: 295aa923ff49e2e86025e1506e676d1f973620df [formerly b9a3463c9b5cf7ca06c4b11e81cfc954a259586c]
Former-commit-id: 19e6412c58086e2feed7ed737691e5cb17d1ce2e
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine