Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Test OpenStack vGPU feature"
  - Test OpenStack vGPU feature

    XCI will be able to deploy this feature
    on top of pharos lab with GPU so we have test it

    This test can be improved in the future with OpenCL tests etc

    |        DEPLOY_SCENARIO        |       os-nosdn-vgpu-ha     |

    +-------------------+-------------------+------------------+----------------+
    |     TEST CASE     |      PROJECT      |     DURATION     |     RESULT     |
    +-------------------+-------------------+------------------+----------------+
    |        vgpu       |      functest     |      01:00       |      PASS      |
    +-------------------+-------------------+------------------+----------------+

    Change-Id: I50618f47097a0257b1834b3966054d20458715df
    Signed-off-by: Valentin Boucher <valentin.boucher@kontron.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 0aabe8e..232464b 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 0aabe8ec3a60040208aff847ffecbcd9a5128a73
+Subproject commit 232464bfa350e41472ee659c27d9a4d4fb98585e