Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Update regex to get verification_id

    Rally changes the sentence which our testcase was unable to parse.

    Change-Id: I9bab3109adc37d349c6fbec73cea9052d09cedb1
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 321f611..a9af5ea 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 321f611163780d931ad5db44fbef6b4602bdaae7
+Subproject commit a9af5ea6799aa2e173ec3db1fe18c74b8e34128c