Update git submodules

* Update docs/submodules/integration/test from branch 'master'
  to c6ae1198b70c2fbe7576245fed87908ed952fd47
  - Use L2GW Security Group when creating VMs

    There are multiple default SGs in Pike, which cause
    failures when creating VMs in L2GW CSIT. So, don't
    use default SG, use L2GW SG when creating the VMs.

    Change-Id: I51c071d3fdcc0e6290b1c1cb9836d6cb4095c6df
    Signed-off-by: Victor Pickard <vpickard@redhat.com>

diff --git a/docs/submodules/integration/test b/docs/submodules/integration/test
index 41172f0c3ccb0ce1158fdd0ab1b7554584ec56f4..c6ae1198b70c2fbe7576245fed87908ed952fd47 160000 (submodule)
--- a/docs/submodules/integration/test
+++ b/docs/submodules/integration/test
@@ -1 +1 @@
-Subproject commit 41172f0c3ccb0ce1158fdd0ab1b7554584ec56f4
+Subproject commit c6ae1198b70c2fbe7576245fed87908ed952fd47