Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Updated from global requirements"
  - Updated from global requirements

    Change-Id: I654486a96cbfc68c7d3f5508a962e628243a1576
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index f617cbf..27cd137 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit f617cbf76e7fe53f8ee7841a3c75f2fa2e8aa5ce
+Subproject commit 27cd13769905ba0a5545c33ac15f7c523015bb86