Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Check the status of inherited steps

    Change-Id: If63c228f2844194279b560515f4ab24a4ee88be0
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index f83c5fc..4fb7e13 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit f83c5fc1f0ecd3b93a39b3cf90ed9cd478cb37a6
+Subproject commit 4fb7e1330137fb77ed1b29bbc7c1491b6e12d9b6