Update git submodules

* Update docs/submodules/sdnvpn from branch 'master'
  - Merge "remove flavor at the end of the test"
  - remove flavor at the end of the test

    JIRA: SDNVPN-122

    Change-Id: I89f457e0d5a7c7c98bab223e722a5eb5a23387b6
    Signed-off-by: Periyasamy Palanisamy <periyasamy.palanisamy@ericsson.com>

diff --git a/docs/submodules/sdnvpn b/docs/submodules/sdnvpn
index 9830307..846b762 160000 (submodule)
--- a/docs/submodules/sdnvpn
+++ b/docs/submodules/sdnvpn
@@ -1 +1 @@
-Subproject commit 9830307e679b928aae43e2b458228d0549693309
+Subproject commit 846b76273c4296062a8101fe9720a38827a54150