Update test code for new api client step two

Andrey Veltischev requested to merge update/test_new_api_client_step_two into master

!NOTE! Merge and resolve WIP after https://gitlab.raccoongang.com/aliens/prozorro.sale/functional-tests/merge_requests/15

  • Delete test skipping as requirements has already met.
  • Update api client function names and fixtures.
Edited by Andrey Veltischev

Merge request reports