[PDI-12211] A single step copying data to multiple partitioned steps does not work
[PDI-12211] A single step copying data to multiple partitioned steps does not work - test
Merge pull request #678 from SergeyTravin/SP-1388

SP-1388 -  Backport of PDI-12211 - A single step copying data to multiple partitioned steps does not work (5.1)