Updated git submodules

Project: multicloud/k8s master 136c21b65e58eab0c8d4c3e09d0c839eb27c53b6

Fix paths in tox.ini file

The execution of tox tool was including some paths that are not part
of the project, therefore they need to be excluded. This change
modifies the tox.ini file to exclude them.

Change-Id: I7dd6cfa006805e812c93fdcb5ebbc37311408ab5
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 cb64a5f..136c21b 160000 (submodule)
--- a/docs/submodules/multicloud/k8s.git
+++ b/docs/submodules/multicloud/k8s.git
@@ -1 +1 @@
-Subproject commit cb64a5fed1b10daa301235a2ef956b4805da99d3
+Subproject commit 136c21b65e58eab0c8d4c3e09d0c839eb27c53b6