Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Clean user/project after skipping testcases

    It avoids remaining resources after skipping a tempest-based testcase.

    Change-Id: I0a993486c6e9265d15166d5eed5a612875d29b08
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index cf4e1c1..9717025 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit cf4e1c1b506adb0461ca308b4ad53ec98e8d631f
+Subproject commit 9717025c9f24116e827f5be6031e5d48805e24d2