Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Take into account a feedback from the meeting

    Change-Id: Ia221d08003588aae045604a18ce1ecc833f0e34e
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index d267f47..7706159 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit d267f47eff9e2a7cb872d0c7609b8724afe0808b
+Subproject commit 77061595499b08f328adafa3a45fcb998dc33722