Update git submodules

* Update docs/submodules/functest from branch 'master'
  - Merge "remove icmp rules from secgroups"
  - remove icmp rules from secgroups

    Change-Id: I8f7d2170eee9777be6455d38eaff703338b155fa
    Signed-off-by: Michael Pauls <michael.pauls@fokus.fraunhofer.de>

diff --git a/docs/submodules/functest b/docs/submodules/functest
index a8f1d8e..65dc6b7 160000 (submodule)
--- a/docs/submodules/functest
+++ b/docs/submodules/functest
@@ -1 +1 @@
-Subproject commit a8f1d8ea374c9538b1d7a223116d8d7d9b783c89
+Subproject commit 65dc6b7e86f156c42043d54d805d032ea40509a8