Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Disable all OPNFV Features

    For the time being, none is synced to run vs OpenStack master or
    Rocky.

    Change-Id: Iad0b99cfc1407fb514ddf4580363e03d94b4a498
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Update Patrole to 0.4.0

    Change-Id: I6e4634b4633075c0146bef064deb28f2ae34472b
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>
  - Switch to networking-* master

    Change-Id: Iee875b514c27e6f8b95517cf6cf2c4325fb3acba
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 6eda3b8..b6fdf89 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 6eda3b833fd6c75860f3ac807071689ddcdf46a5
+Subproject commit b6fdf896bf87ed23ff766fe59f2072fe8844f2ed