Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Stop redirecting dnsmasq messages

    Else dnsmasq is defunct: "dnsmasq: junk found in command line".

    It partially reverts "Mute log in vnfs" [1] from the time being to
    allow gating.

    [1] https://gerrit.opnfv.org/gerrit/#/c/54043/

    Change-Id: I660904b9e542f776f554562df2808db751cb9d2e
    Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index 4bd1f64..4aa36e5 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit 4bd1f64734b39e55ae9975af3b3f291a4ed16a0e
+Subproject commit 4aa36e5dc403a99098839b5259e60eda67206358