Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Complete framework documentation part for VNF"
  - Complete framework documentation part for VNF

    Change-Id: I4c59adfe1cfec278e0b267cc7a05e8addd45d034
    Signed-off-by: Morgan Richomme <morgan.richomme@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index a6e9a6f..9bae267 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit a6e9a6fa2da17f84de91d2d47cb8ccb7e66a8836
+Subproject commit 9bae267d1f7bde0b433632de7166a1ff06ef4603