Update git submodules

Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to 38af9cf7166b119d34fd89c10c172beede5f5b7b
  - [vFW_CNF_CDS] Fix typo in Postman collection request

    Corrects cba_name/cba_version reference in SO instantiation
    call in single vf-module by removing it (it was used only during
    development work).
    Corrects SDNC calls to use https instead of http that was turned
    off recently.
    Corrects typo in secret retrieval command.
    Updated SO Completed instantiation status response.

    Issue-ID: INT-1457
    Signed-off-by: Konrad Bańka <k.banka@samsung.com>
    Change-Id: Ib13a0d1e404e7e2f6053223f4eb4817ff99f8393