Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Run all VNFs vs SDN scenarios"
  - Run all VNFs vs SDN scenarios

    It allows a fair comparison between Neutron standalone and SDN
    controllers. They should run successfully at least vs Daisy [1].

    [1] https://build.opnfv.org/ci/view/functest/job/functest-daisy-baremetal-daily-master/lastSuccessfulBuild/

    Change-Id: Iac34cd4d6eb070be0abe081fbc815e971675faef
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 7d81023..f7bfeae 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 7d8102347f0d353483cff28bce317403cf8cf9f6
+Subproject commit f7bfeae2840a1ffeebc99aa1543817712e1e7708