Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Get a logger before printing"
  - Get a logger before printing

    It also fixes pylint errors.

    Change-Id: I0d973360574a517724d0be3986c788c3ce7f54d4
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index d180eab..49d9b2e 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit d180eabc5a2c2453d04bb4a080874c329605c026
+Subproject commit 49d9b2ee585c1fb9481327fa9af883f8e66fc159