Update git submodules

* Update docs/submodules/functest from branch 'stable/fraser'
  - Update all patch configs

    It takes all new testcases into account.
    It allows running vnfs vs dpdk scenarios too.

    Change-Id: I789f6bb1c3df891b1a94f2a674c15085f81f2f23
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
    (cherry picked from commit 484acb3716b6f6261793b8a6a0220cce62ccb0c3)

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 98c8c01..49d9a8c 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 98c8c01e5c59d638ec5bc5e003d87979ce5e7886
+Subproject commit 49d9a8cbf7b8620aa8123d5f4963c65e7e3aa6e3