Update git submodules

* Update docs/submodules/functest from branch 'stable/fraser'
  - Update clearwater to 129

    It switches to Sprint Ulmo [1] which fixes deployment issues in
    Orange ONAP Openlab.

    [1] http://www.projectclearwater.org/sprint-ulmo-release-note/

    Change-Id: I3c32faf4e26e64bb12438238cf1ba66b9771da0d
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
    (cherry picked from commit a66e3b24e4dccd9e58fa5947d9850df48e74f07e)

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 791b96e..4c51103 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 791b96e549ec4d4dd3c87396ad56980ef8604b4d
+Subproject commit 4c511033fcef2323beff640b4292fac48697c144