Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "Move get_dict_by_test() into run_tests.py"
  - Move get_dict_by_test() into run_tests.py

    It also removes functest_utils.get_criteria_by_test()

    Change-Id: I3f265642acd053755e32f8e92f1086b93517c247
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 8977b07..5aa9bd7 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 8977b074eff97ce8bab359fd4cffed2b6d342b4e
+Subproject commit 5aa9bd71ba9f2e135fcb7ad05952487dc6a74eb2