Update git submodules

Update git submodules

* Update docs/submodules/integration.git from branch 'master'
  to c27713e8c8b5467e8e900f7020227de366c67014
  - Rename white list to xfail list to clarify the role of the list

    to be consistent with xfail lists introduced in security tests
    by Pawel Wieczorek [1]

    Issue-ID: INT-1435

    [1]: https://gerrit.onap.org/r/c/integration/+/103444

    Signed-off-by: mrichomme <morgan.richomme@orange.com>
    Change-Id: I5345607931e443f3335f34823c5cd80290425a45
    Signed-off-by: mrichomme <morgan.richomme@orange.com>