Update git submodules
* Update docs/submodules/sdnvpn from branch 'master'
- Merge "Fixing return value in tempest test suite"
- Fixing return value in tempest test suite
The result processing framework of the SDNVPN project expects "FAIL" as
value for failed sub-tests to determine the overall result. The value
returned by the tempest sub-tests was "FAILED", causing incorrect
reporting to Functest.
Change-Id: I320e6f1fb1fc7ee540813e454484b11bd5b227b2
Signed-off-by: Georg Kunz <georg.kunz@ericsson.com>