Update git submodules

* Update docs/submodules/multicloud/k8s.git from branch 'master'
  to e711aa83716d2dcca5c0129602e9dc500b281e4b
  - Add vFW scripts folder

    The bash scripts that are used for testing the Firewall ONAP use case
    are hosted in an external repo. This change includes the latest
    working version for those scripts.

    Change-Id: Ic2d371a3e715d867cb4e61e0ad13da812edeea45
    Signed-off-by: Victor Morales <victor.morales@intel.com>
    Issue-ID: MULTICLOUD-301

diff --git a/docs/submodules/multicloud/k8s.git b/docs/submodules/multicloud/k8s.git
index d53b957..e711aa8 160000 (submodule)
--- a/docs/submodules/multicloud/k8s.git
+++ b/docs/submodules/multicloud/k8s.git
@@ -1 +1 @@
-Subproject commit d53b95760be6a17d5b14de550eb638f4a1c095d5
+Subproject commit e711aa83716d2dcca5c0129602e9dc500b281e4b